Home / 38,791.47-58,187.42-15,417.98

Finding the Fourth Proportional to 38,791.47, 58,187.42 and 15,417.98

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Solution

The fourth proportional to 38,791.47, 58,187.42 and 15,417.98 is: 23,127.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,791.47 : 58,187.42 = 15,417.98 : x
  2. Step 2: Convert to fraction form
    38,791.47/58,187.42 = 15,417.98/x
  3. Step 3: Cross multiply
    38,791.47x = 58,187.42 × 15,417.98
  4. Step 4: Simplify right side
    38,791.47x = 897,132,385.80
  5. Step 5: Solve for x
    x = 897,132,385.80/38,791.47
  6. Step 6: Final answer
    x = 23,127.05

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1.5x scale

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.