Home / 34,082.25-47,017.10-21,162.56

Finding the Fourth Proportional to 34,082.25, 47,017.10 and 21,162.56

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Solution

The fourth proportional to 34,082.25, 47,017.10 and 21,162.56 is: 29,194.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,082.25 : 47,017.10 = 21,162.56 : x
  2. Step 2: Convert to fraction form
    34,082.25/47,017.10 = 21,162.56/x
  3. Step 3: Cross multiply
    34,082.25x = 47,017.10 × 21,162.56
  4. Step 4: Simplify right side
    34,082.25x = 995,001,858.88
  5. Step 5: Solve for x
    x = 995,001,858.88/34,082.25
  6. Step 6: Final answer
    x = 29,194.14

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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.