Home / 26,542.68-36,616.58-15,913.88

Finding the Fourth Proportional to 26,542.68, 36,616.58 and 15,913.88

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Solution

The fourth proportional to 26,542.68, 36,616.58 and 15,913.88 is: 21,953.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,542.68 : 36,616.58 = 15,913.88 : x
  2. Step 2: Convert to fraction form
    26,542.68/36,616.58 = 15,913.88/x
  3. Step 3: Cross multiply
    26,542.68x = 36,616.58 × 15,913.88
  4. Step 4: Simplify right side
    26,542.68x = 582,711,860.13
  5. Step 5: Solve for x
    x = 582,711,860.13/26,542.68
  6. Step 6: Final answer
    x = 21,953.77

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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.