Home / 18,240.07-27,358.67-5,760.46

Finding the Fourth Proportional to 18,240.07, 27,358.67 and 5,760.46

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Solution

The fourth proportional to 18,240.07, 27,358.67 and 5,760.46 is: 8,640.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,240.07 : 27,358.67 = 5,760.46 : x
  2. Step 2: Convert to fraction form
    18,240.07/27,358.67 = 5,760.46/x
  3. Step 3: Cross multiply
    18,240.07x = 27,358.67 × 5,760.46
  4. Step 4: Simplify right side
    18,240.07x = 157,598,524.19
  5. Step 5: Solve for x
    x = 157,598,524.19/18,240.07
  6. Step 6: Final answer
    x = 8,640.24

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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.