Home / 18,184.32-27,276.28-4,857.30

Finding the Fourth Proportional to 18,184.32, 27,276.28 and 4,857.30

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Solution

The fourth proportional to 18,184.32, 27,276.28 and 4,857.30 is: 7,285.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,184.32 : 27,276.28 = 4,857.30 : x
  2. Step 2: Convert to fraction form
    18,184.32/27,276.28 = 4,857.30/x
  3. Step 3: Cross multiply
    18,184.32x = 27,276.28 × 4,857.30
  4. Step 4: Simplify right side
    18,184.32x = 132,489,062.70
  5. Step 5: Solve for x
    x = 132,489,062.70/18,184.32
  6. Step 6: Final answer
    x = 7,285.90

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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.