Home / 15,767.32-23,652.60-9,111.28

Finding the Fourth Proportional to 15,767.32, 23,652.60 and 9,111.28

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Solution

The fourth proportional to 15,767.32, 23,652.60 and 9,111.28 is: 13,667.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,767.32 : 23,652.60 = 9,111.28 : x
  2. Step 2: Convert to fraction form
    15,767.32/23,652.60 = 9,111.28/x
  3. Step 3: Cross multiply
    15,767.32x = 23,652.60 × 9,111.28
  4. Step 4: Simplify right side
    15,767.32x = 215,505,402.20
  5. Step 5: Solve for x
    x = 215,505,402.20/15,767.32
  6. Step 6: Final answer
    x = 13,667.85

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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.