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Finding the Fourth Proportional to 44,509.97, 66,764.75 and 18,214.71

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Solution

The fourth proportional to 44,509.97, 66,764.75 and 18,214.71 is: 27,321.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,509.97 : 66,764.75 = 18,214.71 : x
  2. Step 2: Convert to fraction form
    44,509.97/66,764.75 = 18,214.71/x
  3. Step 3: Cross multiply
    44,509.97x = 66,764.75 × 18,214.71
  4. Step 4: Simplify right side
    44,509.97x = 1,216,100,468.40
  5. Step 5: Solve for x
    x = 1,216,100,468.40/44,509.97
  6. Step 6: Final answer
    x = 27,321.98

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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.