Home / 42,538.22-63,810.26-14,446.81

Finding the Fourth Proportional to 42,538.22, 63,810.26 and 14,446.81

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Solution

The fourth proportional to 42,538.22, 63,810.26 and 14,446.81 is: 21,671.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,538.22 : 63,810.26 = 14,446.81 : x
  2. Step 2: Convert to fraction form
    42,538.22/63,810.26 = 14,446.81/x
  3. Step 3: Cross multiply
    42,538.22x = 63,810.26 × 14,446.81
  4. Step 4: Simplify right side
    42,538.22x = 921,854,702.27
  5. Step 5: Solve for x
    x = 921,854,702.27/42,538.22
  6. Step 6: Final answer
    x = 21,671.21

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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.