Home / 21,908.43-32,868.10-6,326.05

Finding the Fourth Proportional to 21,908.43, 32,868.10 and 6,326.05

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Solution

The fourth proportional to 21,908.43, 32,868.10 and 6,326.05 is: 9,490.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,908.43 : 32,868.10 = 6,326.05 : x
  2. Step 2: Convert to fraction form
    21,908.43/32,868.10 = 6,326.05/x
  3. Step 3: Cross multiply
    21,908.43x = 32,868.10 × 6,326.05
  4. Step 4: Simplify right side
    21,908.43x = 207,925,244.01
  5. Step 5: Solve for x
    x = 207,925,244.01/21,908.43
  6. Step 6: Final answer
    x = 9,490.65

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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.