Home / 16,859.72-25,261.67-15,121.26

Finding the Fourth Proportional to 16,859.72, 25,261.67 and 15,121.26

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Solution

The fourth proportional to 16,859.72, 25,261.67 and 15,121.26 is: 22,656.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,859.72 : 25,261.67 = 15,121.26 : x
  2. Step 2: Convert to fraction form
    16,859.72/25,261.67 = 15,121.26/x
  3. Step 3: Cross multiply
    16,859.72x = 25,261.67 × 15,121.26
  4. Step 4: Simplify right side
    16,859.72x = 381,988,204.50
  5. Step 5: Solve for x
    x = 381,988,204.50/16,859.72
  6. Step 6: Final answer
    x = 22,656.86

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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.