Home / 18,282.12-25,228.88-10,324.14

Finding the Fourth Proportional to 18,282.12, 25,228.88 and 10,324.14

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Solution

The fourth proportional to 18,282.12, 25,228.88 and 10,324.14 is: 14,247.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,282.12 : 25,228.88 = 10,324.14 : x
  2. Step 2: Convert to fraction form
    18,282.12/25,228.88 = 10,324.14/x
  3. Step 3: Cross multiply
    18,282.12x = 25,228.88 × 10,324.14
  4. Step 4: Simplify right side
    18,282.12x = 260,466,489.16
  5. Step 5: Solve for x
    x = 260,466,489.16/18,282.12
  6. Step 6: Final answer
    x = 14,247.06

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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.