Home / 16,972.33-25,458.68-5,126.20

Finding the Fourth Proportional to 16,972.33, 25,458.68 and 5,126.20

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Solution

The fourth proportional to 16,972.33, 25,458.68 and 5,126.20 is: 7,689.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,972.33 : 25,458.68 = 5,126.20 : x
  2. Step 2: Convert to fraction form
    16,972.33/25,458.68 = 5,126.20/x
  3. Step 3: Cross multiply
    16,972.33x = 25,458.68 × 5,126.20
  4. Step 4: Simplify right side
    16,972.33x = 130,506,285.42
  5. Step 5: Solve for x
    x = 130,506,285.42/16,972.33
  6. Step 6: Final answer
    x = 7,689.36

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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.