Home / 15,275.14-22,921.11-6,396.84

Finding the Fourth Proportional to 15,275.14, 22,921.11 and 6,396.84

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Solution

The fourth proportional to 15,275.14, 22,921.11 and 6,396.84 is: 9,598.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,275.14 : 22,921.11 = 6,396.84 : x
  2. Step 2: Convert to fraction form
    15,275.14/22,921.11 = 6,396.84/x
  3. Step 3: Cross multiply
    15,275.14x = 22,921.11 × 6,396.84
  4. Step 4: Simplify right side
    15,275.14x = 146,622,673.29
  5. Step 5: Solve for x
    x = 146,622,673.29/15,275.14
  6. Step 6: Final answer
    x = 9,598.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.