Home / 25,816.59-38,717.13-9,174.44

Finding the Fourth Proportional to 25,816.59, 38,717.13 and 9,174.44

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Solution

The fourth proportional to 25,816.59, 38,717.13 and 9,174.44 is: 13,758.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,816.59 : 38,717.13 = 9,174.44 : x
  2. Step 2: Convert to fraction form
    25,816.59/38,717.13 = 9,174.44/x
  3. Step 3: Cross multiply
    25,816.59x = 38,717.13 × 9,174.44
  4. Step 4: Simplify right side
    25,816.59x = 355,207,792.57
  5. Step 5: Solve for x
    x = 355,207,792.57/25,816.59
  6. Step 6: Final answer
    x = 13,758.90

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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.