Home / 19,802.43-27,327.69-10,850.81

Finding the Fourth Proportional to 19,802.43, 27,327.69 and 10,850.81

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Solution

The fourth proportional to 19,802.43, 27,327.69 and 10,850.81 is: 14,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,802.43 : 27,327.69 = 10,850.81 : x
  2. Step 2: Convert to fraction form
    19,802.43/27,327.69 = 10,850.81/x
  3. Step 3: Cross multiply
    19,802.43x = 27,327.69 × 10,850.81
  4. Step 4: Simplify right side
    19,802.43x = 296,527,435.29
  5. Step 5: Solve for x
    x = 296,527,435.29/19,802.43
  6. Step 6: Final answer
    x = 14,974.30

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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.