Home / 21,964.61-32,946.98-5,324.58

Finding the Fourth Proportional to 21,964.61, 32,946.98 and 5,324.58

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Solution

The fourth proportional to 21,964.61, 32,946.98 and 5,324.58 is: 7,986.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,964.61 : 32,946.98 = 5,324.58 : x
  2. Step 2: Convert to fraction form
    21,964.61/32,946.98 = 5,324.58/x
  3. Step 3: Cross multiply
    21,964.61x = 32,946.98 × 5,324.58
  4. Step 4: Simplify right side
    21,964.61x = 175,428,804.15
  5. Step 5: Solve for x
    x = 175,428,804.15/21,964.61
  6. Step 6: Final answer
    x = 7,986.89

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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.