Home / 39,158.92-58,755.29-14,202.51

Finding the Fourth Proportional to 39,158.92, 58,755.29 and 14,202.51

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Solution

The fourth proportional to 39,158.92, 58,755.29 and 14,202.51 is: 21,309.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,158.92 : 58,755.29 = 14,202.51 : x
  2. Step 2: Convert to fraction form
    39,158.92/58,755.29 = 14,202.51/x
  3. Step 3: Cross multiply
    39,158.92x = 58,755.29 × 14,202.51
  4. Step 4: Simplify right side
    39,158.92x = 834,472,908.03
  5. Step 5: Solve for x
    x = 834,472,908.03/39,158.92
  6. Step 6: Final answer
    x = 21,309.91

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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.