Home / 34,455.62-47,553.96-21,034.70

Finding the Fourth Proportional to 34,455.62, 47,553.96 and 21,034.70

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Solution

The fourth proportional to 34,455.62, 47,553.96 and 21,034.70 is: 29,031.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,455.62 : 47,553.96 = 21,034.70 : x
  2. Step 2: Convert to fraction form
    34,455.62/47,553.96 = 21,034.70/x
  3. Step 3: Cross multiply
    34,455.62x = 47,553.96 × 21,034.70
  4. Step 4: Simplify right side
    34,455.62x = 1,000,283,282.41
  5. Step 5: Solve for x
    x = 1,000,283,282.41/34,455.62
  6. Step 6: Final answer
    x = 29,031.06

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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.