Home / 38,530.37-57,797.56-12,237.17

Finding the Fourth Proportional to 38,530.37, 57,797.56 and 12,237.17

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Solution

The fourth proportional to 38,530.37, 57,797.56 and 12,237.17 is: 18,356.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,530.37 : 57,797.56 = 12,237.17 : x
  2. Step 2: Convert to fraction form
    38,530.37/57,797.56 = 12,237.17/x
  3. Step 3: Cross multiply
    38,530.37x = 57,797.56 × 12,237.17
  4. Step 4: Simplify right side
    38,530.37x = 707,278,506.12
  5. Step 5: Solve for x
    x = 707,278,506.12/38,530.37
  6. Step 6: Final answer
    x = 18,356.39

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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.