Home / 21,724.91-32,610.41-19,242.22

Finding the Fourth Proportional to 21,724.91, 32,610.41 and 19,242.22

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Solution

The fourth proportional to 21,724.91, 32,610.41 and 19,242.22 is: 28,883.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,724.91 : 32,610.41 = 19,242.22 : x
  2. Step 2: Convert to fraction form
    21,724.91/32,610.41 = 19,242.22/x
  3. Step 3: Cross multiply
    21,724.91x = 32,610.41 × 19,242.22
  4. Step 4: Simplify right side
    21,724.91x = 627,496,650.09
  5. Step 5: Solve for x
    x = 627,496,650.09/21,724.91
  6. Step 6: Final answer
    x = 28,883.74

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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.