Home / 19,719.96-27,213.41-10,767.46

Finding the Fourth Proportional to 19,719.96, 27,213.41 and 10,767.46

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Solution

The fourth proportional to 19,719.96, 27,213.41 and 10,767.46 is: 14,859.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,719.96 : 27,213.41 = 10,767.46 : x
  2. Step 2: Convert to fraction form
    19,719.96/27,213.41 = 10,767.46/x
  3. Step 3: Cross multiply
    19,719.96x = 27,213.41 × 10,767.46
  4. Step 4: Simplify right side
    19,719.96x = 293,019,113.73
  5. Step 5: Solve for x
    x = 293,019,113.73/19,719.96
  6. Step 6: Final answer
    x = 14,859.01

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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.