Home / 38,053.17-52,512.84-21,286.17

Finding the Fourth Proportional to 38,053.17, 52,512.84 and 21,286.17

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Solution

The fourth proportional to 38,053.17, 52,512.84 and 21,286.17 is: 29,374.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,053.17 : 52,512.84 = 21,286.17 : x
  2. Step 2: Convert to fraction form
    38,053.17/52,512.84 = 21,286.17/x
  3. Step 3: Cross multiply
    38,053.17x = 52,512.84 × 21,286.17
  4. Step 4: Simplify right side
    38,053.17x = 1,117,797,239.42
  5. Step 5: Solve for x
    x = 1,117,797,239.42/38,053.17
  6. Step 6: Final answer
    x = 29,374.62

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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.