Home / 34,912.90-48,179.74-19,808.52

Finding the Fourth Proportional to 34,912.90, 48,179.74 and 19,808.52

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Solution

The fourth proportional to 34,912.90, 48,179.74 and 19,808.52 is: 27,335.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,912.90 : 48,179.74 = 19,808.52 : x
  2. Step 2: Convert to fraction form
    34,912.90/48,179.74 = 19,808.52/x
  3. Step 3: Cross multiply
    34,912.90x = 48,179.74 × 19,808.52
  4. Step 4: Simplify right side
    34,912.90x = 954,369,343.38
  5. Step 5: Solve for x
    x = 954,369,343.38/34,912.90
  6. Step 6: Final answer
    x = 27,335.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.