Home / 38,664.73-58,005.60-12,372.13

Finding the Fourth Proportional to 38,664.73, 58,005.60 and 12,372.13

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Solution

The fourth proportional to 38,664.73, 58,005.60 and 12,372.13 is: 18,560.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,664.73 : 58,005.60 = 12,372.13 : x
  2. Step 2: Convert to fraction form
    38,664.73/58,005.60 = 12,372.13/x
  3. Step 3: Cross multiply
    38,664.73x = 58,005.60 × 12,372.13
  4. Step 4: Simplify right side
    38,664.73x = 717,652,823.93
  5. Step 5: Solve for x
    x = 717,652,823.93/38,664.73
  6. Step 6: Final answer
    x = 18,560.92

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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.