Home / 26,575.68-36,660.96-20,277.12

Finding the Fourth Proportional to 26,575.68, 36,660.96 and 20,277.12

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Solution

The fourth proportional to 26,575.68, 36,660.96 and 20,277.12 is: 27,972.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,575.68 : 36,660.96 = 20,277.12 : x
  2. Step 2: Convert to fraction form
    26,575.68/36,660.96 = 20,277.12/x
  3. Step 3: Cross multiply
    26,575.68x = 36,660.96 × 20,277.12
  4. Step 4: Simplify right side
    26,575.68x = 743,378,685.24
  5. Step 5: Solve for x
    x = 743,378,685.24/26,575.68
  6. Step 6: Final answer
    x = 27,972.14

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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.