Home / 18,284.72-25,233.90-10,327.28

Finding the Fourth Proportional to 18,284.72, 25,233.90 and 10,327.28

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Solution

The fourth proportional to 18,284.72, 25,233.90 and 10,327.28 is: 14,252.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.72 : 25,233.90 = 10,327.28 : x
  2. Step 2: Convert to fraction form
    18,284.72/25,233.90 = 10,327.28/x
  3. Step 3: Cross multiply
    18,284.72x = 25,233.90 × 10,327.28
  4. Step 4: Simplify right side
    18,284.72x = 260,597,550.79
  5. Step 5: Solve for x
    x = 260,597,550.79/18,284.72
  6. Step 6: Final answer
    x = 14,252.20

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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.