Home / 42,541.80-63,818.52-14,454.30

Finding the Fourth Proportional to 42,541.80, 63,818.52 and 14,454.30

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Solution

The fourth proportional to 42,541.80, 63,818.52 and 14,454.30 is: 21,683.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,541.80 : 63,818.52 = 14,454.30 : x
  2. Step 2: Convert to fraction form
    42,541.80/63,818.52 = 14,454.30/x
  3. Step 3: Cross multiply
    42,541.80x = 63,818.52 × 14,454.30
  4. Step 4: Simplify right side
    42,541.80x = 922,452,033.64
  5. Step 5: Solve for x
    x = 922,452,033.64/42,541.80
  6. Step 6: Final answer
    x = 21,683.43

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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.