Home / 31,956.81-44,103.68-19,214.15

Finding the Fourth Proportional to 31,956.81, 44,103.68 and 19,214.15

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Solution

The fourth proportional to 31,956.81, 44,103.68 and 19,214.15 is: 26,517.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,956.81 : 44,103.68 = 19,214.15 : x
  2. Step 2: Convert to fraction form
    31,956.81/44,103.68 = 19,214.15/x
  3. Step 3: Cross multiply
    31,956.81x = 44,103.68 × 19,214.15
  4. Step 4: Simplify right side
    31,956.81x = 847,414,478.54
  5. Step 5: Solve for x
    x = 847,414,478.54/31,956.81
  6. Step 6: Final answer
    x = 26,517.50

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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.