Home / 18,034.87-27,048.99-4,888.30

Finding the Fourth Proportional to 18,034.87, 27,048.99 and 4,888.30

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Solution

The fourth proportional to 18,034.87, 27,048.99 and 4,888.30 is: 7,331.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,034.87 : 27,048.99 = 4,888.30 : x
  2. Step 2: Convert to fraction form
    18,034.87/27,048.99 = 4,888.30/x
  3. Step 3: Cross multiply
    18,034.87x = 27,048.99 × 4,888.30
  4. Step 4: Simplify right side
    18,034.87x = 132,223,577.82
  5. Step 5: Solve for x
    x = 132,223,577.82/18,034.87
  6. Step 6: Final answer
    x = 7,331.55

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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.