Home / 34,622.15-47,777.19-19,517.87

Finding the Fourth Proportional to 34,622.15, 47,777.19 and 19,517.87

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Solution

The fourth proportional to 34,622.15, 47,777.19 and 19,517.87 is: 26,933.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,622.15 : 47,777.19 = 19,517.87 : x
  2. Step 2: Convert to fraction form
    34,622.15/47,777.19 = 19,517.87/x
  3. Step 3: Cross multiply
    34,622.15x = 47,777.19 × 19,517.87
  4. Step 4: Simplify right side
    34,622.15x = 932,508,744.50
  5. Step 5: Solve for x
    x = 932,508,744.50/34,622.15
  6. Step 6: Final answer
    x = 26,933.88

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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.