Home / 18,030.73-27,048.66-5,551.79

Finding the Fourth Proportional to 18,030.73, 27,048.66 and 5,551.79

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Solution

The fourth proportional to 18,030.73, 27,048.66 and 5,551.79 is: 8,328.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,030.73 : 27,048.66 = 5,551.79 : x
  2. Step 2: Convert to fraction form
    18,030.73/27,048.66 = 5,551.79/x
  3. Step 3: Cross multiply
    18,030.73x = 27,048.66 × 5,551.79
  4. Step 4: Simplify right side
    18,030.73x = 150,168,452.34
  5. Step 5: Solve for x
    x = 150,168,452.34/18,030.73
  6. Step 6: Final answer
    x = 8,328.47

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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.