Home / 26,942.57-37,178.22-15,612.50

Finding the Fourth Proportional to 26,942.57, 37,178.22 and 15,612.50

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Solution

The fourth proportional to 26,942.57, 37,178.22 and 15,612.50 is: 21,543.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,942.57 : 37,178.22 = 15,612.50 : x
  2. Step 2: Convert to fraction form
    26,942.57/37,178.22 = 15,612.50/x
  3. Step 3: Cross multiply
    26,942.57x = 37,178.22 × 15,612.50
  4. Step 4: Simplify right side
    26,942.57x = 580,444,773.86
  5. Step 5: Solve for x
    x = 580,444,773.86/26,942.57
  6. Step 6: Final answer
    x = 21,543.78

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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.