Home / 18,319.32-25,282.20-10,362.96

Finding the Fourth Proportional to 18,319.32, 25,282.20 and 10,362.96

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Solution

The fourth proportional to 18,319.32, 25,282.20 and 10,362.96 is: 14,301.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,319.32 : 25,282.20 = 10,362.96 : x
  2. Step 2: Convert to fraction form
    18,319.32/25,282.20 = 10,362.96/x
  3. Step 3: Cross multiply
    18,319.32x = 25,282.20 × 10,362.96
  4. Step 4: Simplify right side
    18,319.32x = 261,998,427.31
  5. Step 5: Solve for x
    x = 261,998,427.31/18,319.32
  6. Step 6: Final answer
    x = 14,301.76

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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.