Home / 26,310.71-36,308.76-14,979.62

Finding the Fourth Proportional to 26,310.71, 36,308.76 and 14,979.62

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Solution

The fourth proportional to 26,310.71, 36,308.76 and 14,979.62 is: 20,671.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,310.71 : 36,308.76 = 14,979.62 : x
  2. Step 2: Convert to fraction form
    26,310.71/36,308.76 = 14,979.62/x
  3. Step 3: Cross multiply
    26,310.71x = 36,308.76 × 14,979.62
  4. Step 4: Simplify right side
    26,310.71x = 543,891,245.93
  5. Step 5: Solve for x
    x = 543,891,245.93/26,310.71
  6. Step 6: Final answer
    x = 20,671.86

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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.