Home / 39,806.18-54,933.83-22,813.63

Finding the Fourth Proportional to 39,806.18, 54,933.83 and 22,813.63

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Solution

The fourth proportional to 39,806.18, 54,933.83 and 22,813.63 is: 31,483.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,806.18 : 54,933.83 = 22,813.63 : x
  2. Step 2: Convert to fraction form
    39,806.18/54,933.83 = 22,813.63/x
  3. Step 3: Cross multiply
    39,806.18x = 54,933.83 × 22,813.63
  4. Step 4: Simplify right side
    39,806.18x = 1,253,240,358.75
  5. Step 5: Solve for x
    x = 1,253,240,358.75/39,806.18
  6. Step 6: Final answer
    x = 31,483.57

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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.