Home / 18,253.20-25,204.32-11,549.64

Finding the Fourth Proportional to 18,253.20, 25,204.32 and 11,549.64

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Solution

The fourth proportional to 18,253.20, 25,204.32 and 11,549.64 is: 15,947.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253.20 : 25,204.32 = 11,549.64 : x
  2. Step 2: Convert to fraction form
    18,253.20/25,204.32 = 11,549.64/x
  3. Step 3: Cross multiply
    18,253.20x = 25,204.32 × 11,549.64
  4. Step 4: Simplify right side
    18,253.20x = 291,100,822.44
  5. Step 5: Solve for x
    x = 291,100,822.44/18,253.20
  6. Step 6: Final answer
    x = 15,947.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.