Home / 37,747.96-56,618.68-12,787.48

Finding the Fourth Proportional to 37,747.96, 56,618.68 and 12,787.48

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Solution

The fourth proportional to 37,747.96, 56,618.68 and 12,787.48 is: 19,180.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,747.96 : 56,618.68 = 12,787.48 : x
  2. Step 2: Convert to fraction form
    37,747.96/56,618.68 = 12,787.48/x
  3. Step 3: Cross multiply
    37,747.96x = 56,618.68 × 12,787.48
  4. Step 4: Simplify right side
    37,747.96x = 724,010,238.13
  5. Step 5: Solve for x
    x = 724,010,238.13/37,747.96
  6. Step 6: Final answer
    x = 19,180.12

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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.