Home / 34,943.40-48,211.36-31,575.40

Finding the Fourth Proportional to 34,943.40, 48,211.36 and 31,575.40

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Solution

The fourth proportional to 34,943.40, 48,211.36 and 31,575.40 is: 43,564.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,943.40 : 48,211.36 = 31,575.40 : x
  2. Step 2: Convert to fraction form
    34,943.40/48,211.36 = 31,575.40/x
  3. Step 3: Cross multiply
    34,943.40x = 48,211.36 × 31,575.40
  4. Step 4: Simplify right side
    34,943.40x = 1,522,292,976.54
  5. Step 5: Solve for x
    x = 1,522,292,976.54/34,943.40
  6. Step 6: Final answer
    x = 43,564.54

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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.