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Finding the Fourth Proportional to 44,936.39, 67,398.71 and 13,345.80

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Solution

The fourth proportional to 44,936.39, 67,398.71 and 13,345.80 is: 20,016.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,936.39 : 67,398.71 = 13,345.80 : x
  2. Step 2: Convert to fraction form
    44,936.39/67,398.71 = 13,345.80/x
  3. Step 3: Cross multiply
    44,936.39x = 67,398.71 × 13,345.80
  4. Step 4: Simplify right side
    44,936.39x = 899,489,703.92
  5. Step 5: Solve for x
    x = 899,489,703.92/44,936.39
  6. Step 6: Final answer
    x = 20,016.96

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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.