Home / 34,616.20-47,770.32-18,700.65

Finding the Fourth Proportional to 34,616.20, 47,770.32 and 18,700.65

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Solution

The fourth proportional to 34,616.20, 47,770.32 and 18,700.65 is: 25,806.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,616.20 : 47,770.32 = 18,700.65 : x
  2. Step 2: Convert to fraction form
    34,616.20/47,770.32 = 18,700.65/x
  3. Step 3: Cross multiply
    34,616.20x = 47,770.32 × 18,700.65
  4. Step 4: Simplify right side
    34,616.20x = 893,336,034.71
  5. Step 5: Solve for x
    x = 893,336,034.71/34,616.20
  6. Step 6: Final answer
    x = 25,806.88

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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.