Home / 15,072.62-22,604.30-10,422.51

Finding the Fourth Proportional to 15,072.62, 22,604.30 and 10,422.51

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Solution

The fourth proportional to 15,072.62, 22,604.30 and 10,422.51 is: 15,630.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,072.62 : 22,604.30 = 10,422.51 : x
  2. Step 2: Convert to fraction form
    15,072.62/22,604.30 = 10,422.51/x
  3. Step 3: Cross multiply
    15,072.62x = 22,604.30 × 10,422.51
  4. Step 4: Simplify right side
    15,072.62x = 235,593,490.68
  5. Step 5: Solve for x
    x = 235,593,490.68/15,072.62
  6. Step 6: Final answer
    x = 15,630.57

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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.