Home / 15,219.43-22,836.67-10,278.23

Finding the Fourth Proportional to 15,219.43, 22,836.67 and 10,278.23

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Solution

The fourth proportional to 15,219.43, 22,836.67 and 10,278.23 is: 15,422.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,219.43 : 22,836.67 = 10,278.23 : x
  2. Step 2: Convert to fraction form
    15,219.43/22,836.67 = 10,278.23/x
  3. Step 3: Cross multiply
    15,219.43x = 22,836.67 × 10,278.23
  4. Step 4: Simplify right side
    15,219.43x = 234,720,406.82
  5. Step 5: Solve for x
    x = 234,720,406.82/15,219.43
  6. Step 6: Final answer
    x = 15,422.42

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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.