Home / 42,207.36-63,309.28-11,041.92

Finding the Fourth Proportional to 42,207.36, 63,309.28 and 11,041.92

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Solution

The fourth proportional to 42,207.36, 63,309.28 and 11,041.92 is: 16,562.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,207.36 : 63,309.28 = 11,041.92 : x
  2. Step 2: Convert to fraction form
    42,207.36/63,309.28 = 11,041.92/x
  3. Step 3: Cross multiply
    42,207.36x = 63,309.28 × 11,041.92
  4. Step 4: Simplify right side
    42,207.36x = 699,056,005.02
  5. Step 5: Solve for x
    x = 699,056,005.02/42,207.36
  6. Step 6: Final answer
    x = 16,562.42

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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.