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Finding the Fourth Proportional to 44,671.40, 67,014.40 and 15,091

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Solution

The fourth proportional to 44,671.40, 67,014.40 and 15,091 is: 22,638.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,671.40 : 67,014.40 = 15,091 : x
  2. Step 2: Convert to fraction form
    44,671.40/67,014.40 = 15,091/x
  3. Step 3: Cross multiply
    44,671.40x = 67,014.40 × 15,091
  4. Step 4: Simplify right side
    44,671.40x = 1,011,314,310.40
  5. Step 5: Solve for x
    x = 1,011,314,310.40/44,671.40
  6. Step 6: Final answer
    x = 22,638.97

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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.