Home / 19,833.81-27,370.19-10,881.24

Finding the Fourth Proportional to 19,833.81, 27,370.19 and 10,881.24

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Solution

The fourth proportional to 19,833.81, 27,370.19 and 10,881.24 is: 15,015.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,833.81 : 27,370.19 = 10,881.24 : x
  2. Step 2: Convert to fraction form
    19,833.81/27,370.19 = 10,881.24/x
  3. Step 3: Cross multiply
    19,833.81x = 27,370.19 × 10,881.24
  4. Step 4: Simplify right side
    19,833.81x = 297,821,515.50
  5. Step 5: Solve for x
    x = 297,821,515.50/19,833.81
  6. Step 6: Final answer
    x = 15,015.85

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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.