Home / 39,098.64-58,658.91-15,391.56

Finding the Fourth Proportional to 39,098.64, 58,658.91 and 15,391.56

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Solution

The fourth proportional to 39,098.64, 58,658.91 and 15,391.56 is: 23,091.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,098.64 : 58,658.91 = 15,391.56 : x
  2. Step 2: Convert to fraction form
    39,098.64/58,658.91 = 15,391.56/x
  3. Step 3: Cross multiply
    39,098.64x = 58,658.91 × 15,391.56
  4. Step 4: Simplify right side
    39,098.64x = 902,852,132.80
  5. Step 5: Solve for x
    x = 902,852,132.80/39,098.64
  6. Step 6: Final answer
    x = 23,091.65

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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.