Home / 39,027.60-58,554.54-12,377.96

Finding the Fourth Proportional to 39,027.60, 58,554.54 and 12,377.96

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Solution

The fourth proportional to 39,027.60, 58,554.54 and 12,377.96 is: 18,571.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,027.60 : 58,554.54 = 12,377.96 : x
  2. Step 2: Convert to fraction form
    39,027.60/58,554.54 = 12,377.96/x
  3. Step 3: Cross multiply
    39,027.60x = 58,554.54 × 12,377.96
  4. Step 4: Simplify right side
    39,027.60x = 724,785,753.94
  5. Step 5: Solve for x
    x = 724,785,753.94/39,027.60
  6. Step 6: Final answer
    x = 18,571.11

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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.