Home / 52,205.32-72,043.18-28,331.79

Finding the Fourth Proportional to 52,205.32, 72,043.18 and 28,331.79

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Solution

The fourth proportional to 52,205.32, 72,043.18 and 28,331.79 is: 39,097.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,205.32 : 72,043.18 = 28,331.79 : x
  2. Step 2: Convert to fraction form
    52,205.32/72,043.18 = 28,331.79/x
  3. Step 3: Cross multiply
    52,205.32x = 72,043.18 × 28,331.79
  4. Step 4: Simplify right side
    52,205.32x = 2,041,112,246.69
  5. Step 5: Solve for x
    x = 2,041,112,246.69/52,205.32
  6. Step 6: Final answer
    x = 39,097.78

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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.