Home / 36,068.85-49,775.17-19,716.39

Finding the Fourth Proportional to 36,068.85, 49,775.17 and 19,716.39

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Solution

The fourth proportional to 36,068.85, 49,775.17 and 19,716.39 is: 27,208.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,068.85 : 49,775.17 = 19,716.39 : x
  2. Step 2: Convert to fraction form
    36,068.85/49,775.17 = 19,716.39/x
  3. Step 3: Cross multiply
    36,068.85x = 49,775.17 × 19,716.39
  4. Step 4: Simplify right side
    36,068.85x = 981,386,445.87
  5. Step 5: Solve for x
    x = 981,386,445.87/36,068.85
  6. Step 6: Final answer
    x = 27,208.70

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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.