Home / 34,446.13-47,540.85-21,025.19

Finding the Fourth Proportional to 34,446.13, 47,540.85 and 21,025.19

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Solution

The fourth proportional to 34,446.13, 47,540.85 and 21,025.19 is: 29,017.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,446.13 : 47,540.85 = 21,025.19 : x
  2. Step 2: Convert to fraction form
    34,446.13/47,540.85 = 21,025.19/x
  3. Step 3: Cross multiply
    34,446.13x = 47,540.85 × 21,025.19
  4. Step 4: Simplify right side
    34,446.13x = 999,555,252.12
  5. Step 5: Solve for x
    x = 999,555,252.12/34,446.13
  6. Step 6: Final answer
    x = 29,017.92

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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.