Home / 15,626.38-23,442.70-5,765.70

Finding the Fourth Proportional to 15,626.38, 23,442.70 and 5,765.70

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Solution

The fourth proportional to 15,626.38, 23,442.70 and 5,765.70 is: 8,649.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,626.38 : 23,442.70 = 5,765.70 : x
  2. Step 2: Convert to fraction form
    15,626.38/23,442.70 = 5,765.70/x
  3. Step 3: Cross multiply
    15,626.38x = 23,442.70 × 5,765.70
  4. Step 4: Simplify right side
    15,626.38x = 135,163,575.39
  5. Step 5: Solve for x
    x = 135,163,575.39/15,626.38
  6. Step 6: Final answer
    x = 8,649.70

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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.