Home / 34,081.11-47,033.46-18,974.75

Finding the Fourth Proportional to 34,081.11, 47,033.46 and 18,974.75

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Solution

The fourth proportional to 34,081.11, 47,033.46 and 18,974.75 is: 26,186.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,081.11 : 47,033.46 = 18,974.75 : x
  2. Step 2: Convert to fraction form
    34,081.11/47,033.46 = 18,974.75/x
  3. Step 3: Cross multiply
    34,081.11x = 47,033.46 × 18,974.75
  4. Step 4: Simplify right side
    34,081.11x = 892,447,909.97
  5. Step 5: Solve for x
    x = 892,447,909.97/34,081.11
  6. Step 6: Final answer
    x = 26,186.00

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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.