Home / 12,449.35-18,677.51-4,552.76

Finding the Fourth Proportional to 12,449.35, 18,677.51 and 4,552.76

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Solution

The fourth proportional to 12,449.35, 18,677.51 and 4,552.76 is: 6,830.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,449.35 : 18,677.51 = 4,552.76 : x
  2. Step 2: Convert to fraction form
    12,449.35/18,677.51 = 4,552.76/x
  3. Step 3: Cross multiply
    12,449.35x = 18,677.51 × 4,552.76
  4. Step 4: Simplify right side
    12,449.35x = 85,034,169.17
  5. Step 5: Solve for x
    x = 85,034,169.17/12,449.35
  6. Step 6: Final answer
    x = 6,830.41

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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.