Home / 18,048.76-27,071.38-5,565.42

Finding the Fourth Proportional to 18,048.76, 27,071.38 and 5,565.42

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Solution

The fourth proportional to 18,048.76, 27,071.38 and 5,565.42 is: 8,347.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,048.76 : 27,071.38 = 5,565.42 : x
  2. Step 2: Convert to fraction form
    18,048.76/27,071.38 = 5,565.42/x
  3. Step 3: Cross multiply
    18,048.76x = 27,071.38 × 5,565.42
  4. Step 4: Simplify right side
    18,048.76x = 150,663,599.68
  5. Step 5: Solve for x
    x = 150,663,599.68/18,048.76
  6. Step 6: Final answer
    x = 8,347.59

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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.