Home / 39,058.71-58,570.41-12,397.02

Finding the Fourth Proportional to 39,058.71, 58,570.41 and 12,397.02

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Solution

The fourth proportional to 39,058.71, 58,570.41 and 12,397.02 is: 18,589.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,058.71 : 58,570.41 = 12,397.02 : x
  2. Step 2: Convert to fraction form
    39,058.71/58,570.41 = 12,397.02/x
  3. Step 3: Cross multiply
    39,058.71x = 58,570.41 × 12,397.02
  4. Step 4: Simplify right side
    39,058.71x = 726,098,544.18
  5. Step 5: Solve for x
    x = 726,098,544.18/39,058.71
  6. Step 6: Final answer
    x = 18,589.93

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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.