Home / 25,278.48-37,917.21-11,234.70

Finding the Fourth Proportional to 25,278.48, 37,917.21 and 11,234.70

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Solution

The fourth proportional to 25,278.48, 37,917.21 and 11,234.70 is: 16,851.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,278.48 : 37,917.21 = 11,234.70 : x
  2. Step 2: Convert to fraction form
    25,278.48/37,917.21 = 11,234.70/x
  3. Step 3: Cross multiply
    25,278.48x = 37,917.21 × 11,234.70
  4. Step 4: Simplify right side
    25,278.48x = 425,988,521.32
  5. Step 5: Solve for x
    x = 425,988,521.32/25,278.48
  6. Step 6: Final answer
    x = 16,851.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.