Home / 18,097.20-27,145.80-8,708.63

Finding the Fourth Proportional to 18,097.20, 27,145.80 and 8,708.63

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Solution

The fourth proportional to 18,097.20, 27,145.80 and 8,708.63 is: 13,062.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,097.20 : 27,145.80 = 8,708.63 : x
  2. Step 2: Convert to fraction form
    18,097.20/27,145.80 = 8,708.63/x
  3. Step 3: Cross multiply
    18,097.20x = 27,145.80 × 8,708.63
  4. Step 4: Simplify right side
    18,097.20x = 236,402,592.53
  5. Step 5: Solve for x
    x = 236,402,592.53/18,097.20
  6. Step 6: Final answer
    x = 13,062.94

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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.