Home / 32,464.20-48,696.30-12,743.40

Finding the Fourth Proportional to 32,464.20, 48,696.30 and 12,743.40

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Solution

The fourth proportional to 32,464.20, 48,696.30 and 12,743.40 is: 19,115.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,464.20 : 48,696.30 = 12,743.40 : x
  2. Step 2: Convert to fraction form
    32,464.20/48,696.30 = 12,743.40/x
  3. Step 3: Cross multiply
    32,464.20x = 48,696.30 × 12,743.40
  4. Step 4: Simplify right side
    32,464.20x = 620,556,429.42
  5. Step 5: Solve for x
    x = 620,556,429.42/32,464.20
  6. Step 6: Final answer
    x = 19,115.10

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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.