Home / 18,131.29-27,196.93-5,652.32

Finding the Fourth Proportional to 18,131.29, 27,196.93 and 5,652.32

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Solution

The fourth proportional to 18,131.29, 27,196.93 and 5,652.32 is: 8,478.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,131.29 : 27,196.93 = 5,652.32 : x
  2. Step 2: Convert to fraction form
    18,131.29/27,196.93 = 5,652.32/x
  3. Step 3: Cross multiply
    18,131.29x = 27,196.93 × 5,652.32
  4. Step 4: Simplify right side
    18,131.29x = 153,725,724.45
  5. Step 5: Solve for x
    x = 153,725,724.45/18,131.29
  6. Step 6: Final answer
    x = 8,478.48

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Similar ratio
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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.