Home / 37,227.40-55,829.24-12,261.90

Finding the Fourth Proportional to 37,227.40, 55,829.24 and 12,261.90

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Solution

The fourth proportional to 37,227.40, 55,829.24 and 12,261.90 is: 18,388.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,227.40 : 55,829.24 = 12,261.90 : x
  2. Step 2: Convert to fraction form
    37,227.40/55,829.24 = 12,261.90/x
  3. Step 3: Cross multiply
    37,227.40x = 55,829.24 × 12,261.90
  4. Step 4: Simplify right side
    37,227.40x = 684,572,557.96
  5. Step 5: Solve for x
    x = 684,572,557.96/37,227.40
  6. Step 6: Final answer
    x = 18,388.94

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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.