Home / 17,098.78-25,651.95-5,254.20

Finding the Fourth Proportional to 17,098.78, 25,651.95 and 5,254.20

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Solution

The fourth proportional to 17,098.78, 25,651.95 and 5,254.20 is: 7,882.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,098.78 : 25,651.95 = 5,254.20 : x
  2. Step 2: Convert to fraction form
    17,098.78/25,651.95 = 5,254.20/x
  3. Step 3: Cross multiply
    17,098.78x = 25,651.95 × 5,254.20
  4. Step 4: Simplify right side
    17,098.78x = 134,780,475.69
  5. Step 5: Solve for x
    x = 134,780,475.69/17,098.78
  6. Step 6: Final answer
    x = 7,882.46

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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.