Home / 12,544.16-18,818.17-4,223.52

Finding the Fourth Proportional to 12,544.16, 18,818.17 and 4,223.52

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Solution

The fourth proportional to 12,544.16, 18,818.17 and 4,223.52 is: 6,335.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.16 : 18,818.17 = 4,223.52 : x
  2. Step 2: Convert to fraction form
    12,544.16/18,818.17 = 4,223.52/x
  3. Step 3: Cross multiply
    12,544.16x = 18,818.17 × 4,223.52
  4. Step 4: Simplify right side
    12,544.16x = 79,478,906.80
  5. Step 5: Solve for x
    x = 79,478,906.80/12,544.16
  6. Step 6: Final answer
    x = 6,335.93

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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.