Home / 34,679.42-47,857.25-18,763.52

Finding the Fourth Proportional to 34,679.42, 47,857.25 and 18,763.52

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Solution

The fourth proportional to 34,679.42, 47,857.25 and 18,763.52 is: 25,893.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,679.42 : 47,857.25 = 18,763.52 : x
  2. Step 2: Convert to fraction form
    34,679.42/47,857.25 = 18,763.52/x
  3. Step 3: Cross multiply
    34,679.42x = 47,857.25 × 18,763.52
  4. Step 4: Simplify right side
    34,679.42x = 897,970,275.14
  5. Step 5: Solve for x
    x = 897,970,275.14/34,679.42
  6. Step 6: Final answer
    x = 25,893.47

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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.