Home / 21,711.03-32,571.66-17,285.42

Finding the Fourth Proportional to 21,711.03, 32,571.66 and 17,285.42

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Solution

The fourth proportional to 21,711.03, 32,571.66 and 17,285.42 is: 25,932.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,711.03 : 32,571.66 = 17,285.42 : x
  2. Step 2: Convert to fraction form
    21,711.03/32,571.66 = 17,285.42/x
  3. Step 3: Cross multiply
    21,711.03x = 32,571.66 × 17,285.42
  4. Step 4: Simplify right side
    21,711.03x = 563,014,736.77
  5. Step 5: Solve for x
    x = 563,014,736.77/21,711.03
  6. Step 6: Final answer
    x = 25,932.20

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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.