Home / 22,616.03-31,206.09-13,657.54

Finding the Fourth Proportional to 22,616.03, 31,206.09 and 13,657.54

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Solution

The fourth proportional to 22,616.03, 31,206.09 and 13,657.54 is: 18,844.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,616.03 : 31,206.09 = 13,657.54 : x
  2. Step 2: Convert to fraction form
    22,616.03/31,206.09 = 13,657.54/x
  3. Step 3: Cross multiply
    22,616.03x = 31,206.09 × 13,657.54
  4. Step 4: Simplify right side
    22,616.03x = 426,198,344.40
  5. Step 5: Solve for x
    x = 426,198,344.40/22,616.03
  6. Step 6: Final answer
    x = 18,844.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.