Home / 18,452.30-27,689.39-17,284.76

Finding the Fourth Proportional to 18,452.30, 27,689.39 and 17,284.76

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Solution

The fourth proportional to 18,452.30, 27,689.39 and 17,284.76 is: 25,937.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,452.30 : 27,689.39 = 17,284.76 : x
  2. Step 2: Convert to fraction form
    18,452.30/27,689.39 = 17,284.76/x
  3. Step 3: Cross multiply
    18,452.30x = 27,689.39 × 17,284.76
  4. Step 4: Simplify right side
    18,452.30x = 478,604,235.83
  5. Step 5: Solve for x
    x = 478,604,235.83/18,452.30
  6. Step 6: Final answer
    x = 25,937.38

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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.