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Finding the Fourth Proportional to 44,324.60, 66,470.70 and 14,743.40

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Solution

The fourth proportional to 44,324.60, 66,470.70 and 14,743.40 is: 22,109.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,324.60 : 66,470.70 = 14,743.40 : x
  2. Step 2: Convert to fraction form
    44,324.60/66,470.70 = 14,743.40/x
  3. Step 3: Cross multiply
    44,324.60x = 66,470.70 × 14,743.40
  4. Step 4: Simplify right side
    44,324.60x = 980,004,118.38
  5. Step 5: Solve for x
    x = 980,004,118.38/44,324.60
  6. Step 6: Final answer
    x = 22,109.71

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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.