Home / 15,353.28-22,942.49-11,528.98

Finding the Fourth Proportional to 15,353.28, 22,942.49 and 11,528.98

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Solution

The fourth proportional to 15,353.28, 22,942.49 and 11,528.98 is: 17,227.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,353.28 : 22,942.49 = 11,528.98 : x
  2. Step 2: Convert to fraction form
    15,353.28/22,942.49 = 11,528.98/x
  3. Step 3: Cross multiply
    15,353.28x = 22,942.49 × 11,528.98
  4. Step 4: Simplify right side
    15,353.28x = 264,503,508.36
  5. Step 5: Solve for x
    x = 264,503,508.36/15,353.28
  6. Step 6: Final answer
    x = 17,227.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.