Home / 22,197.04-30,631.80-13,244.92

Finding the Fourth Proportional to 22,197.04, 30,631.80 and 13,244.92

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Solution

The fourth proportional to 22,197.04, 30,631.80 and 13,244.92 is: 18,277.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,197.04 : 30,631.80 = 13,244.92 : x
  2. Step 2: Convert to fraction form
    22,197.04/30,631.80 = 13,244.92/x
  3. Step 3: Cross multiply
    22,197.04x = 30,631.80 × 13,244.92
  4. Step 4: Simplify right side
    22,197.04x = 405,715,740.46
  5. Step 5: Solve for x
    x = 405,715,740.46/22,197.04
  6. Step 6: Final answer
    x = 18,277.92

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Double scale
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Similar ratio
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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.