Home / 11,823.17-16,316.84-7,347.11

Finding the Fourth Proportional to 11,823.17, 16,316.84 and 7,347.11

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Solution

The fourth proportional to 11,823.17, 16,316.84 and 7,347.11 is: 10,139.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.17 : 16,316.84 = 7,347.11 : x
  2. Step 2: Convert to fraction form
    11,823.17/16,316.84 = 7,347.11/x
  3. Step 3: Cross multiply
    11,823.17x = 16,316.84 × 7,347.11
  4. Step 4: Simplify right side
    11,823.17x = 119,881,555.12
  5. Step 5: Solve for x
    x = 119,881,555.12/11,823.17
  6. Step 6: Final answer
    x = 10,139.55

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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.