Home / 18,653.39-27,974.28-6,170.61

Finding the Fourth Proportional to 18,653.39, 27,974.28 and 6,170.61

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Solution

The fourth proportional to 18,653.39, 27,974.28 and 6,170.61 is: 9,254.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,653.39 : 27,974.28 = 6,170.61 : x
  2. Step 2: Convert to fraction form
    18,653.39/27,974.28 = 6,170.61/x
  3. Step 3: Cross multiply
    18,653.39x = 27,974.28 × 6,170.61
  4. Step 4: Simplify right side
    18,653.39x = 172,618,465.24
  5. Step 5: Solve for x
    x = 172,618,465.24/18,653.39
  6. Step 6: Final answer
    x = 9,254.00

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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.