Home / 34,755.35-47,909.27-21,301.65

Finding the Fourth Proportional to 34,755.35, 47,909.27 and 21,301.65

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Solution

The fourth proportional to 34,755.35, 47,909.27 and 21,301.65 is: 29,363.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,755.35 : 47,909.27 = 21,301.65 : x
  2. Step 2: Convert to fraction form
    34,755.35/47,909.27 = 21,301.65/x
  3. Step 3: Cross multiply
    34,755.35x = 47,909.27 × 21,301.65
  4. Step 4: Simplify right side
    34,755.35x = 1,020,546,554.55
  5. Step 5: Solve for x
    x = 1,020,546,554.55/34,755.35
  6. Step 6: Final answer
    x = 29,363.73

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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.