Home / 18,256.19-27,387.05-5,772.06

Finding the Fourth Proportional to 18,256.19, 27,387.05 and 5,772.06

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Solution

The fourth proportional to 18,256.19, 27,387.05 and 5,772.06 is: 8,658.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,256.19 : 27,387.05 = 5,772.06 : x
  2. Step 2: Convert to fraction form
    18,256.19/27,387.05 = 5,772.06/x
  3. Step 3: Cross multiply
    18,256.19x = 27,387.05 × 5,772.06
  4. Step 4: Simplify right side
    18,256.19x = 158,079,666.96
  5. Step 5: Solve for x
    x = 158,079,666.96/18,256.19
  6. Step 6: Final answer
    x = 8,658.97

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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.