Home / 11,907.84-16,417.23-10,247.07

Finding the Fourth Proportional to 11,907.84, 16,417.23 and 10,247.07

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Solution

The fourth proportional to 11,907.84, 16,417.23 and 10,247.07 is: 14,127.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,907.84 : 16,417.23 = 10,247.07 : x
  2. Step 2: Convert to fraction form
    11,907.84/16,417.23 = 10,247.07/x
  3. Step 3: Cross multiply
    11,907.84x = 16,417.23 × 10,247.07
  4. Step 4: Simplify right side
    11,907.84x = 168,228,505.02
  5. Step 5: Solve for x
    x = 168,228,505.02/11,907.84
  6. Step 6: Final answer
    x = 14,127.54

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Half scale
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Double scale
Find fourth proportional to 11,908.84, 16,418.61 and 10,248.07
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.