Home / 15,532.20-23,298.30-5,671.80

Finding the Fourth Proportional to 15,532.20, 23,298.30 and 5,671.80

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Solution

The fourth proportional to 15,532.20, 23,298.30 and 5,671.80 is: 8,507.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,532.20 : 23,298.30 = 5,671.80 : x
  2. Step 2: Convert to fraction form
    15,532.20/23,298.30 = 5,671.80/x
  3. Step 3: Cross multiply
    15,532.20x = 23,298.30 × 5,671.80
  4. Step 4: Simplify right side
    15,532.20x = 132,143,297.94
  5. Step 5: Solve for x
    x = 132,143,297.94/15,532.20
  6. Step 6: Final answer
    x = 8,507.70

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Double scale
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Similar ratio
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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.