Home / 18,400.59-27,601.35-6,713.81

Finding the Fourth Proportional to 18,400.59, 27,601.35 and 6,713.81

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Solution

The fourth proportional to 18,400.59, 27,601.35 and 6,713.81 is: 10,070.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,400.59 : 27,601.35 = 6,713.81 : x
  2. Step 2: Convert to fraction form
    18,400.59/27,601.35 = 6,713.81/x
  3. Step 3: Cross multiply
    18,400.59x = 27,601.35 × 6,713.81
  4. Step 4: Simplify right side
    18,400.59x = 185,310,263.47
  5. Step 5: Solve for x
    x = 185,310,263.47/18,400.59
  6. Step 6: Final answer
    x = 10,070.88

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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.