Home / 52,110.30-71,912.28-28,236.97

Finding the Fourth Proportional to 52,110.30, 71,912.28 and 28,236.97

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Solution

The fourth proportional to 52,110.30, 71,912.28 and 28,236.97 is: 38,967.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,110.30 : 71,912.28 = 28,236.97 : x
  2. Step 2: Convert to fraction form
    52,110.30/71,912.28 = 28,236.97/x
  3. Step 3: Cross multiply
    52,110.30x = 71,912.28 × 28,236.97
  4. Step 4: Simplify right side
    52,110.30x = 2,030,584,892.99
  5. Step 5: Solve for x
    x = 2,030,584,892.99/52,110.30
  6. Step 6: Final answer
    x = 38,967.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.