Home / 33,331.44-49,997.16-9,957.12

Finding the Fourth Proportional to 33,331.44, 49,997.16 and 9,957.12

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Solution

The fourth proportional to 33,331.44, 49,997.16 and 9,957.12 is: 14,935.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,331.44 : 49,997.16 = 9,957.12 : x
  2. Step 2: Convert to fraction form
    33,331.44/49,997.16 = 9,957.12/x
  3. Step 3: Cross multiply
    33,331.44x = 49,997.16 × 9,957.12
  4. Step 4: Simplify right side
    33,331.44x = 497,827,721.78
  5. Step 5: Solve for x
    x = 497,827,721.78/33,331.44
  6. Step 6: Final answer
    x = 14,935.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.