Home / 34,766.22-47,959.73-21,997.89

Finding the Fourth Proportional to 34,766.22, 47,959.73 and 21,997.89

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Solution

The fourth proportional to 34,766.22, 47,959.73 and 21,997.89 is: 30,345.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,766.22 : 47,959.73 = 21,997.89 : x
  2. Step 2: Convert to fraction form
    34,766.22/47,959.73 = 21,997.89/x
  3. Step 3: Cross multiply
    34,766.22x = 47,959.73 × 21,997.89
  4. Step 4: Simplify right side
    34,766.22x = 1,055,012,837.47
  5. Step 5: Solve for x
    x = 1,055,012,837.47/34,766.22
  6. Step 6: Final answer
    x = 30,345.91

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1.5x scale

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.