Home / 17,913.84-24,719.22-9,954.78

Finding the Fourth Proportional to 17,913.84, 24,719.22 and 9,954.78

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Solution

The fourth proportional to 17,913.84, 24,719.22 and 9,954.78 is: 13,736.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,913.84 : 24,719.22 = 9,954.78 : x
  2. Step 2: Convert to fraction form
    17,913.84/24,719.22 = 9,954.78/x
  3. Step 3: Cross multiply
    17,913.84x = 24,719.22 × 9,954.78
  4. Step 4: Simplify right side
    17,913.84x = 246,074,396.87
  5. Step 5: Solve for x
    x = 246,074,396.87/17,913.84
  6. Step 6: Final answer
    x = 13,736.55

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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.