Home / 32,442.24-48,690.72-12,734.64

Finding the Fourth Proportional to 32,442.24, 48,690.72 and 12,734.64

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Solution

The fourth proportional to 32,442.24, 48,690.72 and 12,734.64 is: 19,112.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,442.24 : 48,690.72 = 12,734.64 : x
  2. Step 2: Convert to fraction form
    32,442.24/48,690.72 = 12,734.64/x
  3. Step 3: Cross multiply
    32,442.24x = 48,690.72 × 12,734.64
  4. Step 4: Simplify right side
    32,442.24x = 620,058,790.54
  5. Step 5: Solve for x
    x = 620,058,790.54/32,442.24
  6. Step 6: Final answer
    x = 19,112.70

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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.