Home / 34,641.33-47,805.01-18,725.78

Finding the Fourth Proportional to 34,641.33, 47,805.01 and 18,725.78

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Solution

The fourth proportional to 34,641.33, 47,805.01 and 18,725.78 is: 25,841.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,641.33 : 47,805.01 = 18,725.78 : x
  2. Step 2: Convert to fraction form
    34,641.33/47,805.01 = 18,725.78/x
  3. Step 3: Cross multiply
    34,641.33x = 47,805.01 × 18,725.78
  4. Step 4: Simplify right side
    34,641.33x = 895,186,100.16
  5. Step 5: Solve for x
    x = 895,186,100.16/34,641.33
  6. Step 6: Final answer
    x = 25,841.56

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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.