Home / 21,964.74-32,946.83-5,324.91

Finding the Fourth Proportional to 21,964.74, 32,946.83 and 5,324.91

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Solution

The fourth proportional to 21,964.74, 32,946.83 and 5,324.91 is: 7,987.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,964.74 : 32,946.83 = 5,324.91 : x
  2. Step 2: Convert to fraction form
    21,964.74/32,946.83 = 5,324.91/x
  3. Step 3: Cross multiply
    21,964.74x = 32,946.83 × 5,324.91
  4. Step 4: Simplify right side
    21,964.74x = 175,438,877.91
  5. Step 5: Solve for x
    x = 175,438,877.91/21,964.74
  6. Step 6: Final answer
    x = 7,987.30

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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.