Home / 22,630.28-31,227.63-13,069.44

Finding the Fourth Proportional to 22,630.28, 31,227.63 and 13,069.44

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Solution

The fourth proportional to 22,630.28, 31,227.63 and 13,069.44 is: 18,034.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,630.28 : 31,227.63 = 13,069.44 : x
  2. Step 2: Convert to fraction form
    22,630.28/31,227.63 = 13,069.44/x
  3. Step 3: Cross multiply
    22,630.28x = 31,227.63 × 13,069.44
  4. Step 4: Simplify right side
    22,630.28x = 408,127,636.63
  5. Step 5: Solve for x
    x = 408,127,636.63/22,630.28
  6. Step 6: Final answer
    x = 18,034.59

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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.