Home / 38,870.40-58,257.38-27,607.76

Finding the Fourth Proportional to 38,870.40, 58,257.38 and 27,607.76

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Solution

The fourth proportional to 38,870.40, 58,257.38 and 27,607.76 is: 41,377.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,870.40 : 58,257.38 = 27,607.76 : x
  2. Step 2: Convert to fraction form
    38,870.40/58,257.38 = 27,607.76/x
  3. Step 3: Cross multiply
    38,870.40x = 58,257.38 × 27,607.76
  4. Step 4: Simplify right side
    38,870.40x = 1,608,355,765.27
  5. Step 5: Solve for x
    x = 1,608,355,765.27/38,870.40
  6. Step 6: Final answer
    x = 41,377.39

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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.