Home / 38,664.60-57,963.15-14,988.30

Finding the Fourth Proportional to 38,664.60, 57,963.15 and 14,988.30

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Solution

The fourth proportional to 38,664.60, 57,963.15 and 14,988.30 is: 22,469.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,664.60 : 57,963.15 = 14,988.30 : x
  2. Step 2: Convert to fraction form
    38,664.60/57,963.15 = 14,988.30/x
  3. Step 3: Cross multiply
    38,664.60x = 57,963.15 × 14,988.30
  4. Step 4: Simplify right side
    38,664.60x = 868,769,081.15
  5. Step 5: Solve for x
    x = 868,769,081.15/38,664.60
  6. Step 6: Final answer
    x = 22,469.37

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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.