Home / 25,423.29-38,119.53-11,380.69

Finding the Fourth Proportional to 25,423.29, 38,119.53 and 11,380.69

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Solution

The fourth proportional to 25,423.29, 38,119.53 and 11,380.69 is: 17,064.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,423.29 : 38,119.53 = 11,380.69 : x
  2. Step 2: Convert to fraction form
    25,423.29/38,119.53 = 11,380.69/x
  3. Step 3: Cross multiply
    25,423.29x = 38,119.53 × 11,380.69
  4. Step 4: Simplify right side
    25,423.29x = 433,826,553.88
  5. Step 5: Solve for x
    x = 433,826,553.88/25,423.29
  6. Step 6: Final answer
    x = 17,064.14

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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.