Home / 20,594.33-30,626.56-19,938.23

Finding the Fourth Proportional to 20,594.33, 30,626.56 and 19,938.23

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Solution

The fourth proportional to 20,594.33, 30,626.56 and 19,938.23 is: 29,650.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,594.33 : 30,626.56 = 19,938.23 : x
  2. Step 2: Convert to fraction form
    20,594.33/30,626.56 = 19,938.23/x
  3. Step 3: Cross multiply
    20,594.33x = 30,626.56 × 19,938.23
  4. Step 4: Simplify right side
    20,594.33x = 610,639,397.39
  5. Step 5: Solve for x
    x = 610,639,397.39/20,594.33
  6. Step 6: Final answer
    x = 29,650.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.