Home / 39,171.98-58,717.75-15,469.92

Finding the Fourth Proportional to 39,171.98, 58,717.75 and 15,469.92

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Solution

The fourth proportional to 39,171.98, 58,717.75 and 15,469.92 is: 23,189.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,171.98 : 58,717.75 = 15,469.92 : x
  2. Step 2: Convert to fraction form
    39,171.98/58,717.75 = 15,469.92/x
  3. Step 3: Cross multiply
    39,171.98x = 58,717.75 × 15,469.92
  4. Step 4: Simplify right side
    39,171.98x = 908,358,895.08
  5. Step 5: Solve for x
    x = 908,358,895.08/39,171.98
  6. Step 6: Final answer
    x = 23,189.00

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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.