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Finding the Fourth Proportional to 25,951.72, 38,891.08 and 14,841.76

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Solution

The fourth proportional to 25,951.72, 38,891.08 and 14,841.76 is: 22,241.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,951.72 : 38,891.08 = 14,841.76 : x
  2. Step 2: Convert to fraction form
    25,951.72/38,891.08 = 14,841.76/x
  3. Step 3: Cross multiply
    25,951.72x = 38,891.08 × 14,841.76
  4. Step 4: Simplify right side
    25,951.72x = 577,212,075.50
  5. Step 5: Solve for x
    x = 577,212,075.50/25,951.72
  6. Step 6: Final answer
    x = 22,241.77

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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.