Home / 37,287.60-55,940.16-12,327.65

Finding the Fourth Proportional to 37,287.60, 55,940.16 and 12,327.65

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Solution

The fourth proportional to 37,287.60, 55,940.16 and 12,327.65 is: 18,494.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,287.60 : 55,940.16 = 12,327.65 : x
  2. Step 2: Convert to fraction form
    37,287.60/55,940.16 = 12,327.65/x
  3. Step 3: Cross multiply
    37,287.60x = 55,940.16 × 12,327.65
  4. Step 4: Simplify right side
    37,287.60x = 689,610,372.08
  5. Step 5: Solve for x
    x = 689,610,372.08/37,287.60
  6. Step 6: Final answer
    x = 18,494.36

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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.