Home / 40,892.32-61,331.20-11,303.28

Finding the Fourth Proportional to 40,892.32, 61,331.20 and 11,303.28

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Solution

The fourth proportional to 40,892.32, 61,331.20 and 11,303.28 is: 16,952.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,892.32 : 61,331.20 = 11,303.28 : x
  2. Step 2: Convert to fraction form
    40,892.32/61,331.20 = 11,303.28/x
  3. Step 3: Cross multiply
    40,892.32x = 61,331.20 × 11,303.28
  4. Step 4: Simplify right side
    40,892.32x = 693,243,726.34
  5. Step 5: Solve for x
    x = 693,243,726.34/40,892.32
  6. Step 6: Final answer
    x = 16,952.91

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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.