Home / 26,734.50-36,884.58-15,403.70

Finding the Fourth Proportional to 26,734.50, 36,884.58 and 15,403.70

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Solution

The fourth proportional to 26,734.50, 36,884.58 and 15,403.70 is: 21,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,734.50 : 36,884.58 = 15,403.70 : x
  2. Step 2: Convert to fraction form
    26,734.50/36,884.58 = 15,403.70/x
  3. Step 3: Cross multiply
    26,734.50x = 36,884.58 × 15,403.70
  4. Step 4: Simplify right side
    26,734.50x = 568,158,820.52
  5. Step 5: Solve for x
    x = 568,158,820.52/26,734.50
  6. Step 6: Final answer
    x = 21,251.90

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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.