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Finding the Fourth Proportional to 18,352.98, 27,523.44 and 10,031.22

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Solution

The fourth proportional to 18,352.98, 27,523.44 and 10,031.22 is: 15,043.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,352.98 : 27,523.44 = 10,031.22 : x
  2. Step 2: Convert to fraction form
    18,352.98/27,523.44 = 10,031.22/x
  3. Step 3: Cross multiply
    18,352.98x = 27,523.44 × 10,031.22
  4. Step 4: Simplify right side
    18,352.98x = 276,093,681.80
  5. Step 5: Solve for x
    x = 276,093,681.80/18,352.98
  6. Step 6: Final answer
    x = 15,043.53

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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.