Home / 42,614.40-63,979.20-27,062.40

Finding the Fourth Proportional to 42,614.40, 63,979.20 and 27,062.40

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Solution

The fourth proportional to 42,614.40, 63,979.20 and 27,062.40 is: 40,630.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,614.40 : 63,979.20 = 27,062.40 : x
  2. Step 2: Convert to fraction form
    42,614.40/63,979.20 = 27,062.40/x
  3. Step 3: Cross multiply
    42,614.40x = 63,979.20 × 27,062.40
  4. Step 4: Simplify right side
    42,614.40x = 1,731,430,702.08
  5. Step 5: Solve for x
    x = 1,731,430,702.08/42,614.40
  6. Step 6: Final answer
    x = 40,630.18

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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.