Home / 52,770.28-72,816.18-30,107.92

Finding the Fourth Proportional to 52,770.28, 72,816.18 and 30,107.92

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Solution

The fourth proportional to 52,770.28, 72,816.18 and 30,107.92 is: 41,545.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,770.28 : 72,816.18 = 30,107.92 : x
  2. Step 2: Convert to fraction form
    52,770.28/72,816.18 = 30,107.92/x
  3. Step 3: Cross multiply
    52,770.28x = 72,816.18 × 30,107.92
  4. Step 4: Simplify right side
    52,770.28x = 2,192,343,722.15
  5. Step 5: Solve for x
    x = 2,192,343,722.15/52,770.28
  6. Step 6: Final answer
    x = 41,545.05

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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.