Home / 19,834.40-27,371.32-10,881.74

Finding the Fourth Proportional to 19,834.40, 27,371.32 and 10,881.74

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Solution

The fourth proportional to 19,834.40, 27,371.32 and 10,881.74 is: 15,016.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,834.40 : 27,371.32 = 10,881.74 : x
  2. Step 2: Convert to fraction form
    19,834.40/27,371.32 = 10,881.74/x
  3. Step 3: Cross multiply
    19,834.40x = 27,371.32 × 10,881.74
  4. Step 4: Simplify right side
    19,834.40x = 297,847,628.92
  5. Step 5: Solve for x
    x = 297,847,628.92/19,834.40
  6. Step 6: Final answer
    x = 15,016.72

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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.