Home / 39,046.13-58,572.80-12,751.01

Finding the Fourth Proportional to 39,046.13, 58,572.80 and 12,751.01

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Solution

The fourth proportional to 39,046.13, 58,572.80 and 12,751.01 is: 19,127.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,046.13 : 58,572.80 = 12,751.01 : x
  2. Step 2: Convert to fraction form
    39,046.13/58,572.80 = 12,751.01/x
  3. Step 3: Cross multiply
    39,046.13x = 58,572.80 × 12,751.01
  4. Step 4: Simplify right side
    39,046.13x = 746,862,294.77
  5. Step 5: Solve for x
    x = 746,862,294.77/39,046.13
  6. Step 6: Final answer
    x = 19,127.69

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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.