Home / 48,552.57-66,964.19-31,782.33

Finding the Fourth Proportional to 48,552.57, 66,964.19 and 31,782.33

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Solution

The fourth proportional to 48,552.57, 66,964.19 and 31,782.33 is: 43,834.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,552.57 : 66,964.19 = 31,782.33 : x
  2. Step 2: Convert to fraction form
    48,552.57/66,964.19 = 31,782.33/x
  3. Step 3: Cross multiply
    48,552.57x = 66,964.19 × 31,782.33
  4. Step 4: Simplify right side
    48,552.57x = 2,128,277,825.85
  5. Step 5: Solve for x
    x = 2,128,277,825.85/48,552.57
  6. Step 6: Final answer
    x = 43,834.50

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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.