Home / 17,449.50-26,182.65-8,685.18

Finding the Fourth Proportional to 17,449.50, 26,182.65 and 8,685.18

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Solution

The fourth proportional to 17,449.50, 26,182.65 and 8,685.18 is: 13,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,449.50 : 26,182.65 = 8,685.18 : x
  2. Step 2: Convert to fraction form
    17,449.50/26,182.65 = 8,685.18/x
  3. Step 3: Cross multiply
    17,449.50x = 26,182.65 × 8,685.18
  4. Step 4: Simplify right side
    17,449.50x = 227,401,028.13
  5. Step 5: Solve for x
    x = 227,401,028.13/17,449.50
  6. Step 6: Final answer
    x = 13,031.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.