Home / 38,233.40-57,350.10-28,902.20

Finding the Fourth Proportional to 38,233.40, 57,350.10 and 28,902.20

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Solution

The fourth proportional to 38,233.40, 57,350.10 and 28,902.20 is: 43,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,233.40 : 57,350.10 = 28,902.20 : x
  2. Step 2: Convert to fraction form
    38,233.40/57,350.10 = 28,902.20/x
  3. Step 3: Cross multiply
    38,233.40x = 57,350.10 × 28,902.20
  4. Step 4: Simplify right side
    38,233.40x = 1,657,544,060.22
  5. Step 5: Solve for x
    x = 1,657,544,060.22/38,233.40
  6. Step 6: Final answer
    x = 43,353.30

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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.