Home / 39,309.91-58,977.32-13,033.10

Finding the Fourth Proportional to 39,309.91, 58,977.32 and 13,033.10

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Solution

The fourth proportional to 39,309.91, 58,977.32 and 13,033.10 is: 19,553.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,309.91 : 58,977.32 = 13,033.10 : x
  2. Step 2: Convert to fraction form
    39,309.91/58,977.32 = 13,033.10/x
  3. Step 3: Cross multiply
    39,309.91x = 58,977.32 × 13,033.10
  4. Step 4: Simplify right side
    39,309.91x = 768,657,391.57
  5. Step 5: Solve for x
    x = 768,657,391.57/39,309.91
  6. Step 6: Final answer
    x = 19,553.78

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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.