Home / 42,062.50-63,033.49-19,864.45

Finding the Fourth Proportional to 42,062.50, 63,033.49 and 19,864.45

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Solution

The fourth proportional to 42,062.50, 63,033.49 and 19,864.45 is: 29,768.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,062.50 : 63,033.49 = 19,864.45 : x
  2. Step 2: Convert to fraction form
    42,062.50/63,033.49 = 19,864.45/x
  3. Step 3: Cross multiply
    42,062.50x = 63,033.49 × 19,864.45
  4. Step 4: Simplify right side
    42,062.50x = 1,252,125,610.43
  5. Step 5: Solve for x
    x = 1,252,125,610.43/42,062.50
  6. Step 6: Final answer
    x = 29,768.22

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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.