Home / 18,203.59-27,305.36-5,724.71

Finding the Fourth Proportional to 18,203.59, 27,305.36 and 5,724.71

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Solution

The fourth proportional to 18,203.59, 27,305.36 and 5,724.71 is: 8,587.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,203.59 : 27,305.36 = 5,724.71 : x
  2. Step 2: Convert to fraction form
    18,203.59/27,305.36 = 5,724.71/x
  3. Step 3: Cross multiply
    18,203.59x = 27,305.36 × 5,724.71
  4. Step 4: Simplify right side
    18,203.59x = 156,315,267.45
  5. Step 5: Solve for x
    x = 156,315,267.45/18,203.59
  6. Step 6: Final answer
    x = 8,587.06

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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.