Home / 52,177.68-72,003.24-28,303.56

Finding the Fourth Proportional to 52,177.68, 72,003.24 and 28,303.56

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Solution

The fourth proportional to 52,177.68, 72,003.24 and 28,303.56 is: 39,057.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,177.68 : 72,003.24 = 28,303.56 : x
  2. Step 2: Convert to fraction form
    52,177.68/72,003.24 = 28,303.56/x
  3. Step 3: Cross multiply
    52,177.68x = 72,003.24 × 28,303.56
  4. Step 4: Simplify right side
    52,177.68x = 2,037,948,023.53
  5. Step 5: Solve for x
    x = 2,037,948,023.53/52,177.68
  6. Step 6: Final answer
    x = 39,057.85

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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.