Home / 52,249.16-72,103.22-28,376.20

Finding the Fourth Proportional to 52,249.16, 72,103.22 and 28,376.20

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Solution

The fourth proportional to 52,249.16, 72,103.22 and 28,376.20 is: 39,158.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,249.16 : 72,103.22 = 28,376.20 : x
  2. Step 2: Convert to fraction form
    52,249.16/72,103.22 = 28,376.20/x
  3. Step 3: Cross multiply
    52,249.16x = 72,103.22 × 28,376.20
  4. Step 4: Simplify right side
    52,249.16x = 2,046,015,391.36
  5. Step 5: Solve for x
    x = 2,046,015,391.36/52,249.16
  6. Step 6: Final answer
    x = 39,158.82

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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.