Home / 42,537.66-63,840.50-19,165.92

Finding the Fourth Proportional to 42,537.66, 63,840.50 and 19,165.92

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Solution

The fourth proportional to 42,537.66, 63,840.50 and 19,165.92 is: 28,764.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,537.66 : 63,840.50 = 19,165.92 : x
  2. Step 2: Convert to fraction form
    42,537.66/63,840.50 = 19,165.92/x
  3. Step 3: Cross multiply
    42,537.66x = 63,840.50 × 19,165.92
  4. Step 4: Simplify right side
    42,537.66x = 1,223,561,915.76
  5. Step 5: Solve for x
    x = 1,223,561,915.76/42,537.66
  6. Step 6: Final answer
    x = 28,764.20

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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.