Home / 15,901.20-23,851.80-15,245.10

Finding the Fourth Proportional to 15,901.20, 23,851.80 and 15,245.10

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Solution

The fourth proportional to 15,901.20, 23,851.80 and 15,245.10 is: 22,867.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,901.20 : 23,851.80 = 15,245.10 : x
  2. Step 2: Convert to fraction form
    15,901.20/23,851.80 = 15,245.10/x
  3. Step 3: Cross multiply
    15,901.20x = 23,851.80 × 15,245.10
  4. Step 4: Simplify right side
    15,901.20x = 363,623,076.18
  5. Step 5: Solve for x
    x = 363,623,076.18/15,901.20
  6. Step 6: Final answer
    x = 22,867.65

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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.