Home / 36,677.21-55,023.71-11,711.39

Finding the Fourth Proportional to 36,677.21, 55,023.71 and 11,711.39

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Solution

The fourth proportional to 36,677.21, 55,023.71 and 11,711.39 is: 17,569.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,677.21 : 55,023.71 = 11,711.39 : x
  2. Step 2: Convert to fraction form
    36,677.21/55,023.71 = 11,711.39/x
  3. Step 3: Cross multiply
    36,677.21x = 55,023.71 × 11,711.39
  4. Step 4: Simplify right side
    36,677.21x = 644,403,793.38
  5. Step 5: Solve for x
    x = 644,403,793.38/36,677.21
  6. Step 6: Final answer
    x = 17,569.60

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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.