Home / 18,263.43-27,396.18-5,116.83

Finding the Fourth Proportional to 18,263.43, 27,396.18 and 5,116.83

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Solution

The fourth proportional to 18,263.43, 27,396.18 and 5,116.83 is: 7,675.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,263.43 : 27,396.18 = 5,116.83 : x
  2. Step 2: Convert to fraction form
    18,263.43/27,396.18 = 5,116.83/x
  3. Step 3: Cross multiply
    18,263.43x = 27,396.18 × 5,116.83
  4. Step 4: Simplify right side
    18,263.43x = 140,181,595.71
  5. Step 5: Solve for x
    x = 140,181,595.71/18,263.43
  6. Step 6: Final answer
    x = 7,675.53

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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.