Home / 21,727.42-32,614.16-19,244.72

Finding the Fourth Proportional to 21,727.42, 32,614.16 and 19,244.72

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Solution

The fourth proportional to 21,727.42, 32,614.16 and 19,244.72 is: 28,887.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,727.42 : 32,614.16 = 19,244.72 : x
  2. Step 2: Convert to fraction form
    21,727.42/32,614.16 = 19,244.72/x
  3. Step 3: Cross multiply
    21,727.42x = 32,614.16 × 19,244.72
  4. Step 4: Simplify right side
    21,727.42x = 627,650,377.24
  5. Step 5: Solve for x
    x = 627,650,377.24/21,727.42
  6. Step 6: Final answer
    x = 28,887.48

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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.