Home / 33,298.80-49,957.68-11,126.72

Finding the Fourth Proportional to 33,298.80, 49,957.68 and 11,126.72

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Solution

The fourth proportional to 33,298.80, 49,957.68 and 11,126.72 is: 16,693.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,298.80 : 49,957.68 = 11,126.72 : x
  2. Step 2: Convert to fraction form
    33,298.80/49,957.68 = 11,126.72/x
  3. Step 3: Cross multiply
    33,298.80x = 49,957.68 × 11,126.72
  4. Step 4: Simplify right side
    33,298.80x = 555,865,117.21
  5. Step 5: Solve for x
    x = 555,865,117.21/33,298.80
  6. Step 6: Final answer
    x = 16,693.25

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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.