Home / 42,531.89-63,754.94-26,748.20

Finding the Fourth Proportional to 42,531.89, 63,754.94 and 26,748.20

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Solution

The fourth proportional to 42,531.89, 63,754.94 and 26,748.20 is: 40,095.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,531.89 : 63,754.94 = 26,748.20 : x
  2. Step 2: Convert to fraction form
    42,531.89/63,754.94 = 26,748.20/x
  3. Step 3: Cross multiply
    42,531.89x = 63,754.94 × 26,748.20
  4. Step 4: Simplify right side
    42,531.89x = 1,705,329,567.33
  5. Step 5: Solve for x
    x = 1,705,329,567.33/42,531.89
  6. Step 6: Final answer
    x = 40,095.32

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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.