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Finding the Fourth Proportional to 44,898.66, 67,348.62 and 21,519.63

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Solution

The fourth proportional to 44,898.66, 67,348.62 and 21,519.63 is: 32,279.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,898.66 : 67,348.62 = 21,519.63 : x
  2. Step 2: Convert to fraction form
    44,898.66/67,348.62 = 21,519.63/x
  3. Step 3: Cross multiply
    44,898.66x = 67,348.62 × 21,519.63
  4. Step 4: Simplify right side
    44,898.66x = 1,449,317,383.41
  5. Step 5: Solve for x
    x = 1,449,317,383.41/44,898.66
  6. Step 6: Final answer
    x = 32,279.75

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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.