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Finding the Fourth Proportional to 34,691.90, 52,022.46 and 15,967.40

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Solution

The fourth proportional to 34,691.90, 52,022.46 and 15,967.40 is: 23,944.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,691.90 : 52,022.46 = 15,967.40 : x
  2. Step 2: Convert to fraction form
    34,691.90/52,022.46 = 15,967.40/x
  3. Step 3: Cross multiply
    34,691.90x = 52,022.46 × 15,967.40
  4. Step 4: Simplify right side
    34,691.90x = 830,663,427.80
  5. Step 5: Solve for x
    x = 830,663,427.80/34,691.90
  6. Step 6: Final answer
    x = 23,944.02

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1.5x scale

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.