Home / 18,348.87-27,530.58-5,870.82

Finding the Fourth Proportional to 18,348.87, 27,530.58 and 5,870.82

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Solution

The fourth proportional to 18,348.87, 27,530.58 and 5,870.82 is: 8,808.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,348.87 : 27,530.58 = 5,870.82 : x
  2. Step 2: Convert to fraction form
    18,348.87/27,530.58 = 5,870.82/x
  3. Step 3: Cross multiply
    18,348.87x = 27,530.58 × 5,870.82
  4. Step 4: Simplify right side
    18,348.87x = 161,627,079.68
  5. Step 5: Solve for x
    x = 161,627,079.68/18,348.87
  6. Step 6: Final answer
    x = 8,808.56

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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.