Home / 25,561.22-38,343.98-8,031.06

Finding the Fourth Proportional to 25,561.22, 38,343.98 and 8,031.06

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Solution

The fourth proportional to 25,561.22, 38,343.98 and 8,031.06 is: 12,047.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,561.22 : 38,343.98 = 8,031.06 : x
  2. Step 2: Convert to fraction form
    25,561.22/38,343.98 = 8,031.06/x
  3. Step 3: Cross multiply
    25,561.22x = 38,343.98 × 8,031.06
  4. Step 4: Simplify right side
    25,561.22x = 307,942,824.10
  5. Step 5: Solve for x
    x = 307,942,824.10/25,561.22
  6. Step 6: Final answer
    x = 12,047.27

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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.