Home / 18,974.88-26,184.96-10,591.20

Finding the Fourth Proportional to 18,974.88, 26,184.96 and 10,591.20

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Solution

The fourth proportional to 18,974.88, 26,184.96 and 10,591.20 is: 14,615.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,974.88 : 26,184.96 = 10,591.20 : x
  2. Step 2: Convert to fraction form
    18,974.88/26,184.96 = 10,591.20/x
  3. Step 3: Cross multiply
    18,974.88x = 26,184.96 × 10,591.20
  4. Step 4: Simplify right side
    18,974.88x = 277,330,148.35
  5. Step 5: Solve for x
    x = 277,330,148.35/18,974.88
  6. Step 6: Final answer
    x = 14,615.65

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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.