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Finding the Fourth Proportional to 24,314.88, 33,567.84 and 18,638.88

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Solution

The fourth proportional to 24,314.88, 33,567.84 and 18,638.88 is: 25,731.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,314.88 : 33,567.84 = 18,638.88 : x
  2. Step 2: Convert to fraction form
    24,314.88/33,567.84 = 18,638.88/x
  3. Step 3: Cross multiply
    24,314.88x = 33,567.84 × 18,638.88
  4. Step 4: Simplify right side
    24,314.88x = 625,666,941.62
  5. Step 5: Solve for x
    x = 625,666,941.62/24,314.88
  6. Step 6: Final answer
    x = 25,731.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.