Home / 42,058.71-62,997.62-19,838.79

Finding the Fourth Proportional to 42,058.71, 62,997.62 and 19,838.79

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Solution

The fourth proportional to 42,058.71, 62,997.62 and 19,838.79 is: 29,715.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,058.71 : 62,997.62 = 19,838.79 : x
  2. Step 2: Convert to fraction form
    42,058.71/62,997.62 = 19,838.79/x
  3. Step 3: Cross multiply
    42,058.71x = 62,997.62 × 19,838.79
  4. Step 4: Simplify right side
    42,058.71x = 1,249,796,454.49
  5. Step 5: Solve for x
    x = 1,249,796,454.49/42,058.71
  6. Step 6: Final answer
    x = 29,715.52

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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.