Home / 39,151.62-58,729.47-11,073.72

Finding the Fourth Proportional to 39,151.62, 58,729.47 and 11,073.72

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Solution

The fourth proportional to 39,151.62, 58,729.47 and 11,073.72 is: 16,611.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,151.62 : 58,729.47 = 11,073.72 : x
  2. Step 2: Convert to fraction form
    39,151.62/58,729.47 = 11,073.72/x
  3. Step 3: Cross multiply
    39,151.62x = 58,729.47 × 11,073.72
  4. Step 4: Simplify right side
    39,151.62x = 650,353,706.53
  5. Step 5: Solve for x
    x = 650,353,706.53/39,151.62
  6. Step 6: Final answer
    x = 16,611.16

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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.