Home / 38,146.62-52,630.11-22,011.42

Finding the Fourth Proportional to 38,146.62, 52,630.11 and 22,011.42

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Solution

The fourth proportional to 38,146.62, 52,630.11 and 22,011.42 is: 30,368.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,146.62 : 52,630.11 = 22,011.42 : x
  2. Step 2: Convert to fraction form
    38,146.62/52,630.11 = 22,011.42/x
  3. Step 3: Cross multiply
    38,146.62x = 52,630.11 × 22,011.42
  4. Step 4: Simplify right side
    38,146.62x = 1,158,463,455.86
  5. Step 5: Solve for x
    x = 1,158,463,455.86/38,146.62
  6. Step 6: Final answer
    x = 30,368.71

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Double scale
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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.