Home / 55,247.58-82,856.22-15,256.98

Finding the Fourth Proportional to 55,247.58, 82,856.22 and 15,256.98

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Solution

The fourth proportional to 55,247.58, 82,856.22 and 15,256.98 is: 22,881.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,247.58 : 82,856.22 = 15,256.98 : x
  2. Step 2: Convert to fraction form
    55,247.58/82,856.22 = 15,256.98/x
  3. Step 3: Cross multiply
    55,247.58x = 82,856.22 × 15,256.98
  4. Step 4: Simplify right side
    55,247.58x = 1,264,135,691.42
  5. Step 5: Solve for x
    x = 1,264,135,691.42/55,247.58
  6. Step 6: Final answer
    x = 22,881.29

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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.