Home / 29,358.55-43,981.13-17,521.76

Finding the Fourth Proportional to 29,358.55, 43,981.13 and 17,521.76

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Solution

The fourth proportional to 29,358.55, 43,981.13 and 17,521.76 is: 26,248.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,358.55 : 43,981.13 = 17,521.76 : x
  2. Step 2: Convert to fraction form
    29,358.55/43,981.13 = 17,521.76/x
  3. Step 3: Cross multiply
    29,358.55x = 43,981.13 × 17,521.76
  4. Step 4: Simplify right side
    29,358.55x = 770,626,958.15
  5. Step 5: Solve for x
    x = 770,626,958.15/29,358.55
  6. Step 6: Final answer
    x = 26,248.81

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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.