Home / 21,505.26-32,265.41-8,366.84

Finding the Fourth Proportional to 21,505.26, 32,265.41 and 8,366.84

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Solution

The fourth proportional to 21,505.26, 32,265.41 and 8,366.84 is: 12,553.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,505.26 : 32,265.41 = 8,366.84 : x
  2. Step 2: Convert to fraction form
    21,505.26/32,265.41 = 8,366.84/x
  3. Step 3: Cross multiply
    21,505.26x = 32,265.41 × 8,366.84
  4. Step 4: Simplify right side
    21,505.26x = 269,959,319.84
  5. Step 5: Solve for x
    x = 269,959,319.84/21,505.26
  6. Step 6: Final answer
    x = 12,553.18

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1.5x scale

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.