Home / 26,922.60-37,156.12-15,591.92

Finding the Fourth Proportional to 26,922.60, 37,156.12 and 15,591.92

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Solution

The fourth proportional to 26,922.60, 37,156.12 and 15,591.92 is: 21,518.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,922.60 : 37,156.12 = 15,591.92 : x
  2. Step 2: Convert to fraction form
    26,922.60/37,156.12 = 15,591.92/x
  3. Step 3: Cross multiply
    26,922.60x = 37,156.12 × 15,591.92
  4. Step 4: Simplify right side
    26,922.60x = 579,335,025.79
  5. Step 5: Solve for x
    x = 579,335,025.79/26,922.60
  6. Step 6: Final answer
    x = 21,518.54

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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.