Home / 39,146.44-58,719.50-14,180.64

Finding the Fourth Proportional to 39,146.44, 58,719.50 and 14,180.64

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Solution

The fourth proportional to 39,146.44, 58,719.50 and 14,180.64 is: 21,270.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,146.44 : 58,719.50 = 14,180.64 : x
  2. Step 2: Convert to fraction form
    39,146.44/58,719.50 = 14,180.64/x
  3. Step 3: Cross multiply
    39,146.44x = 58,719.50 × 14,180.64
  4. Step 4: Simplify right side
    39,146.44x = 832,680,182.85
  5. Step 5: Solve for x
    x = 832,680,182.85/39,146.44
  6. Step 6: Final answer
    x = 21,270.90

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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.