Home / 52,249.66-72,105.06-28,376.80

Finding the Fourth Proportional to 52,249.66, 72,105.06 and 28,376.80

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Solution

The fourth proportional to 52,249.66, 72,105.06 and 28,376.80 is: 39,160.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,249.66 : 72,105.06 = 28,376.80 : x
  2. Step 2: Convert to fraction form
    52,249.66/72,105.06 = 28,376.80/x
  3. Step 3: Cross multiply
    52,249.66x = 72,105.06 × 28,376.80
  4. Step 4: Simplify right side
    52,249.66x = 2,046,110,866.61
  5. Step 5: Solve for x
    x = 2,046,110,866.61/52,249.66
  6. Step 6: Final answer
    x = 39,160.27

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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.