Home / 18,030.05-27,048.14-5,549.79

Finding the Fourth Proportional to 18,030.05, 27,048.14 and 5,549.79

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Solution

The fourth proportional to 18,030.05, 27,048.14 and 5,549.79 is: 8,325.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,030.05 : 27,048.14 = 5,549.79 : x
  2. Step 2: Convert to fraction form
    18,030.05/27,048.14 = 5,549.79/x
  3. Step 3: Cross multiply
    18,030.05x = 27,048.14 × 5,549.79
  4. Step 4: Simplify right side
    18,030.05x = 150,111,496.89
  5. Step 5: Solve for x
    x = 150,111,496.89/18,030.05
  6. Step 6: Final answer
    x = 8,325.63

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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.