Home / 61,959.27-92,949.84-21,990.48

Finding the Fourth Proportional to 61,959.27, 92,949.84 and 21,990.48

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Solution

The fourth proportional to 61,959.27, 92,949.84 and 21,990.48 is: 32,989.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,959.27 : 92,949.84 = 21,990.48 : x
  2. Step 2: Convert to fraction form
    61,959.27/92,949.84 = 21,990.48/x
  3. Step 3: Cross multiply
    61,959.27x = 92,949.84 × 21,990.48
  4. Step 4: Simplify right side
    61,959.27x = 2,044,011,597.52
  5. Step 5: Solve for x
    x = 2,044,011,597.52/61,959.27
  6. Step 6: Final answer
    x = 32,989.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.