Home / 42,240.22-63,377.96-18,535.52

Finding the Fourth Proportional to 42,240.22, 63,377.96 and 18,535.52

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Solution

The fourth proportional to 42,240.22, 63,377.96 and 18,535.52 is: 27,811.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,240.22 : 63,377.96 = 18,535.52 : x
  2. Step 2: Convert to fraction form
    42,240.22/63,377.96 = 18,535.52/x
  3. Step 3: Cross multiply
    42,240.22x = 63,377.96 × 18,535.52
  4. Step 4: Simplify right side
    42,240.22x = 1,174,743,445.14
  5. Step 5: Solve for x
    x = 1,174,743,445.14/42,240.22
  6. Step 6: Final answer
    x = 27,811.02

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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.