Home / 18,825.36-25,979.50-10,327.88

Finding the Fourth Proportional to 18,825.36, 25,979.50 and 10,327.88

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Solution

The fourth proportional to 18,825.36, 25,979.50 and 10,327.88 is: 14,252.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,825.36 : 25,979.50 = 10,327.88 : x
  2. Step 2: Convert to fraction form
    18,825.36/25,979.50 = 10,327.88/x
  3. Step 3: Cross multiply
    18,825.36x = 25,979.50 × 10,327.88
  4. Step 4: Simplify right side
    18,825.36x = 268,313,158.46
  5. Step 5: Solve for x
    x = 268,313,158.46/18,825.36
  6. Step 6: Final answer
    x = 14,252.75

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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.