Home / 15,752.11-23,620.65-9,180.16

Finding the Fourth Proportional to 15,752.11, 23,620.65 and 9,180.16

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Solution

The fourth proportional to 15,752.11, 23,620.65 and 9,180.16 is: 13,765.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,752.11 : 23,620.65 = 9,180.16 : x
  2. Step 2: Convert to fraction form
    15,752.11/23,620.65 = 9,180.16/x
  3. Step 3: Cross multiply
    15,752.11x = 23,620.65 × 9,180.16
  4. Step 4: Simplify right side
    15,752.11x = 216,841,346.30
  5. Step 5: Solve for x
    x = 216,841,346.30/15,752.11
  6. Step 6: Final answer
    x = 13,765.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.