Home / 17,979.84-24,812.30-10,022.56

Finding the Fourth Proportional to 17,979.84, 24,812.30 and 10,022.56

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Solution

The fourth proportional to 17,979.84, 24,812.30 and 10,022.56 is: 13,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,979.84 : 24,812.30 = 10,022.56 : x
  2. Step 2: Convert to fraction form
    17,979.84/24,812.30 = 10,022.56/x
  3. Step 3: Cross multiply
    17,979.84x = 24,812.30 × 10,022.56
  4. Step 4: Simplify right side
    17,979.84x = 248,682,765.49
  5. Step 5: Solve for x
    x = 248,682,765.49/17,979.84
  6. Step 6: Final answer
    x = 13,831.20

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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.