Home / 20,237.97-30,355.74-7,585.23

Finding the Fourth Proportional to 20,237.97, 30,355.74 and 7,585.23

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Solution

The fourth proportional to 20,237.97, 30,355.74 and 7,585.23 is: 11,377.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,237.97 : 30,355.74 = 7,585.23 : x
  2. Step 2: Convert to fraction form
    20,237.97/30,355.74 = 7,585.23/x
  3. Step 3: Cross multiply
    20,237.97x = 30,355.74 × 7,585.23
  4. Step 4: Simplify right side
    20,237.97x = 230,255,269.72
  5. Step 5: Solve for x
    x = 230,255,269.72/20,237.97
  6. Step 6: Final answer
    x = 11,377.39

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.