Home / 25,728.88-38,593.26-16,899.94

Finding the Fourth Proportional to 25,728.88, 38,593.26 and 16,899.94

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Solution

The fourth proportional to 25,728.88, 38,593.26 and 16,899.94 is: 25,349.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,728.88 : 38,593.26 = 16,899.94 : x
  2. Step 2: Convert to fraction form
    25,728.88/38,593.26 = 16,899.94/x
  3. Step 3: Cross multiply
    25,728.88x = 38,593.26 × 16,899.94
  4. Step 4: Simplify right side
    25,728.88x = 652,223,778.40
  5. Step 5: Solve for x
    x = 652,223,778.40/25,728.88
  6. Step 6: Final answer
    x = 25,349.87

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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.