Home / 28,233.40-42,350.10-25,414.60

Finding the Fourth Proportional to 28,233.40, 42,350.10 and 25,414.60

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Solution

The fourth proportional to 28,233.40, 42,350.10 and 25,414.60 is: 38,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,233.40 : 42,350.10 = 25,414.60 : x
  2. Step 2: Convert to fraction form
    28,233.40/42,350.10 = 25,414.60/x
  3. Step 3: Cross multiply
    28,233.40x = 42,350.10 × 25,414.60
  4. Step 4: Simplify right side
    28,233.40x = 1,076,310,851.46
  5. Step 5: Solve for x
    x = 1,076,310,851.46/28,233.40
  6. Step 6: Final answer
    x = 38,121.90

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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.