Home / 32,450.25-48,680.64-12,718.11

Finding the Fourth Proportional to 32,450.25, 48,680.64 and 12,718.11

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Solution

The fourth proportional to 32,450.25, 48,680.64 and 12,718.11 is: 19,079.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,450.25 : 48,680.64 = 12,718.11 : x
  2. Step 2: Convert to fraction form
    32,450.25/48,680.64 = 12,718.11/x
  3. Step 3: Cross multiply
    32,450.25x = 48,680.64 × 12,718.11
  4. Step 4: Simplify right side
    32,450.25x = 619,125,734.39
  5. Step 5: Solve for x
    x = 619,125,734.39/32,450.25
  6. Step 6: Final answer
    x = 19,079.23

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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.