Home / 42,207.32-63,311.58-11,042.56

Finding the Fourth Proportional to 42,207.32, 63,311.58 and 11,042.56

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Solution

The fourth proportional to 42,207.32, 63,311.58 and 11,042.56 is: 16,564.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,207.32 : 63,311.58 = 11,042.56 : x
  2. Step 2: Convert to fraction form
    42,207.32/63,311.58 = 11,042.56/x
  3. Step 3: Cross multiply
    42,207.32x = 63,311.58 × 11,042.56
  4. Step 4: Simplify right side
    42,207.32x = 699,121,920.84
  5. Step 5: Solve for x
    x = 699,121,920.84/42,207.32
  6. Step 6: Final answer
    x = 16,564.00

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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.