Home / 25,628.70-38,442.82-8,098.53

Finding the Fourth Proportional to 25,628.70, 38,442.82 and 8,098.53

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Solution

The fourth proportional to 25,628.70, 38,442.82 and 8,098.53 is: 12,147.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,628.70 : 38,442.82 = 8,098.53 : x
  2. Step 2: Convert to fraction form
    25,628.70/38,442.82 = 8,098.53/x
  3. Step 3: Cross multiply
    25,628.70x = 38,442.82 × 8,098.53
  4. Step 4: Simplify right side
    25,628.70x = 311,330,398.07
  5. Step 5: Solve for x
    x = 311,330,398.07/25,628.70
  6. Step 6: Final answer
    x = 12,147.72

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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.