Home / 21,948.33-32,929.88-6,957.90

Finding the Fourth Proportional to 21,948.33, 32,929.88 and 6,957.90

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Solution

The fourth proportional to 21,948.33, 32,929.88 and 6,957.90 is: 10,439.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,948.33 : 32,929.88 = 6,957.90 : x
  2. Step 2: Convert to fraction form
    21,948.33/32,929.88 = 6,957.90/x
  3. Step 3: Cross multiply
    21,948.33x = 32,929.88 × 6,957.90
  4. Step 4: Simplify right side
    21,948.33x = 229,122,647.40
  5. Step 5: Solve for x
    x = 229,122,647.40/21,948.33
  6. Step 6: Final answer
    x = 10,439.19

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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.