Home / 39,195.78-58,792.82-9,613.76

Finding the Fourth Proportional to 39,195.78, 58,792.82 and 9,613.76

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Solution

The fourth proportional to 39,195.78, 58,792.82 and 9,613.76 is: 14,420.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,195.78 : 58,792.82 = 9,613.76 : x
  2. Step 2: Convert to fraction form
    39,195.78/58,792.82 = 9,613.76/x
  3. Step 3: Cross multiply
    39,195.78x = 58,792.82 × 9,613.76
  4. Step 4: Simplify right side
    39,195.78x = 565,220,061.20
  5. Step 5: Solve for x
    x = 565,220,061.20/39,195.78
  6. Step 6: Final answer
    x = 14,420.43

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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.