Home / 16,699.40-23,047.70-9,529.28

Finding the Fourth Proportional to 16,699.40, 23,047.70 and 9,529.28

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Solution

The fourth proportional to 16,699.40, 23,047.70 and 9,529.28 is: 13,151.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,699.40 : 23,047.70 = 9,529.28 : x
  2. Step 2: Convert to fraction form
    16,699.40/23,047.70 = 9,529.28/x
  3. Step 3: Cross multiply
    16,699.40x = 23,047.70 × 9,529.28
  4. Step 4: Simplify right side
    16,699.40x = 219,627,823.77
  5. Step 5: Solve for x
    x = 219,627,823.77/16,699.40
  6. Step 6: Final answer
    x = 13,151.84

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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.