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Finding the Fourth Proportional to 44,871.30, 67,293.99 and 15,288.48

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Solution

The fourth proportional to 44,871.30, 67,293.99 and 15,288.48 is: 22,928.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,871.30 : 67,293.99 = 15,288.48 : x
  2. Step 2: Convert to fraction form
    44,871.30/67,293.99 = 15,288.48/x
  3. Step 3: Cross multiply
    44,871.30x = 67,293.99 × 15,288.48
  4. Step 4: Simplify right side
    44,871.30x = 1,028,822,820.24
  5. Step 5: Solve for x
    x = 1,028,822,820.24/44,871.30
  6. Step 6: Final answer
    x = 22,928.30

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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.