Home / 34,641.45-47,805.18-18,725.91

Finding the Fourth Proportional to 34,641.45, 47,805.18 and 18,725.91

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Solution

The fourth proportional to 34,641.45, 47,805.18 and 18,725.91 is: 25,841.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,641.45 : 47,805.18 = 18,725.91 : x
  2. Step 2: Convert to fraction form
    34,641.45/47,805.18 = 18,725.91/x
  3. Step 3: Cross multiply
    34,641.45x = 47,805.18 × 18,725.91
  4. Step 4: Simplify right side
    34,641.45x = 895,195,318.94
  5. Step 5: Solve for x
    x = 895,195,318.94/34,641.45
  6. Step 6: Final answer
    x = 25,841.74

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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.