Home / 12,941.52-17,867.88-9,951.84

Finding the Fourth Proportional to 12,941.52, 17,867.88 and 9,951.84

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Solution

The fourth proportional to 12,941.52, 17,867.88 and 9,951.84 is: 13,740.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941.52 : 17,867.88 = 9,951.84 : x
  2. Step 2: Convert to fraction form
    12,941.52/17,867.88 = 9,951.84/x
  3. Step 3: Cross multiply
    12,941.52x = 17,867.88 × 9,951.84
  4. Step 4: Simplify right side
    12,941.52x = 177,818,282.90
  5. Step 5: Solve for x
    x = 177,818,282.90/12,941.52
  6. Step 6: Final answer
    x = 13,740.14

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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.