Home / 42,547.98-63,644.20-29,896.85

Finding the Fourth Proportional to 42,547.98, 63,644.20 and 29,896.85

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Solution

The fourth proportional to 42,547.98, 63,644.20 and 29,896.85 is: 44,720.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,547.98 : 63,644.20 = 29,896.85 : x
  2. Step 2: Convert to fraction form
    42,547.98/63,644.20 = 29,896.85/x
  3. Step 3: Cross multiply
    42,547.98x = 63,644.20 × 29,896.85
  4. Step 4: Simplify right side
    42,547.98x = 1,902,760,765.87
  5. Step 5: Solve for x
    x = 1,902,760,765.87/42,547.98
  6. Step 6: Final answer
    x = 44,720.36

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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.