Home / 16,934.95-25,388.54-6,398.97

Finding the Fourth Proportional to 16,934.95, 25,388.54 and 6,398.97

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Solution

The fourth proportional to 16,934.95, 25,388.54 and 6,398.97 is: 9,593.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,934.95 : 25,388.54 = 6,398.97 : x
  2. Step 2: Convert to fraction form
    16,934.95/25,388.54 = 6,398.97/x
  3. Step 3: Cross multiply
    16,934.95x = 25,388.54 × 6,398.97
  4. Step 4: Simplify right side
    16,934.95x = 162,460,616.81
  5. Step 5: Solve for x
    x = 162,460,616.81/16,934.95
  6. Step 6: Final answer
    x = 9,593.22

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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.