Home / 14,616.35-21,775-13,911.04

Finding the Fourth Proportional to 14,616.35, 21,775 and 13,911.04

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Solution

The fourth proportional to 14,616.35, 21,775 and 13,911.04 is: 20,724.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,616.35 : 21,775 = 13,911.04 : x
  2. Step 2: Convert to fraction form
    14,616.35/21,775 = 13,911.04/x
  3. Step 3: Cross multiply
    14,616.35x = 21,775 × 13,911.04
  4. Step 4: Simplify right side
    14,616.35x = 302,912,896
  5. Step 5: Solve for x
    x = 302,912,896/14,616.35
  6. Step 6: Final answer
    x = 20,724.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.