Home / 26,732.20-36,894.32-15,399.48

Finding the Fourth Proportional to 26,732.20, 36,894.32 and 15,399.48

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Solution

The fourth proportional to 26,732.20, 36,894.32 and 15,399.48 is: 21,253.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,732.20 : 36,894.32 = 15,399.48 : x
  2. Step 2: Convert to fraction form
    26,732.20/36,894.32 = 15,399.48/x
  3. Step 3: Cross multiply
    26,732.20x = 36,894.32 × 15,399.48
  4. Step 4: Simplify right side
    26,732.20x = 568,153,342.95
  5. Step 5: Solve for x
    x = 568,153,342.95/26,732.20
  6. Step 6: Final answer
    x = 21,253.52

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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.