Home / 34,742.76-52,114.16-8,447.52

Finding the Fourth Proportional to 34,742.76, 52,114.16 and 8,447.52

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Solution

The fourth proportional to 34,742.76, 52,114.16 and 8,447.52 is: 12,671.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,742.76 : 52,114.16 = 8,447.52 : x
  2. Step 2: Convert to fraction form
    34,742.76/52,114.16 = 8,447.52/x
  3. Step 3: Cross multiply
    34,742.76x = 52,114.16 × 8,447.52
  4. Step 4: Simplify right side
    34,742.76x = 440,235,408.88
  5. Step 5: Solve for x
    x = 440,235,408.88/34,742.76
  6. Step 6: Final answer
    x = 12,671.28

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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.