Home / 42,326.43-63,499.40-14,245.75

Finding the Fourth Proportional to 42,326.43, 63,499.40 and 14,245.75

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Solution

The fourth proportional to 42,326.43, 63,499.40 and 14,245.75 is: 21,371.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,326.43 : 63,499.40 = 14,245.75 : x
  2. Step 2: Convert to fraction form
    42,326.43/63,499.40 = 14,245.75/x
  3. Step 3: Cross multiply
    42,326.43x = 63,499.40 × 14,245.75
  4. Step 4: Simplify right side
    42,326.43x = 904,596,577.55
  5. Step 5: Solve for x
    x = 904,596,577.55/42,326.43
  6. Step 6: Final answer
    x = 21,371.91

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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.