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Finding the Fourth Proportional to 15,057.76, 22,600.42 and 7,667.32

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Solution

The fourth proportional to 15,057.76, 22,600.42 and 7,667.32 is: 11,508.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,057.76 : 22,600.42 = 7,667.32 : x
  2. Step 2: Convert to fraction form
    15,057.76/22,600.42 = 7,667.32/x
  3. Step 3: Cross multiply
    15,057.76x = 22,600.42 × 7,667.32
  4. Step 4: Simplify right side
    15,057.76x = 173,284,652.27
  5. Step 5: Solve for x
    x = 173,284,652.27/15,057.76
  6. Step 6: Final answer
    x = 11,508.00

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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.