Home / 28,339.75-38,860.15-27,601.64

Finding the Fourth Proportional to 28,339.75, 38,860.15 and 27,601.64

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Solution

The fourth proportional to 28,339.75, 38,860.15 and 27,601.64 is: 37,848.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,339.75 : 38,860.15 = 27,601.64 : x
  2. Step 2: Convert to fraction form
    28,339.75/38,860.15 = 27,601.64/x
  3. Step 3: Cross multiply
    28,339.75x = 38,860.15 × 27,601.64
  4. Step 4: Simplify right side
    28,339.75x = 1,072,603,870.65
  5. Step 5: Solve for x
    x = 1,072,603,870.65/28,339.75
  6. Step 6: Final answer
    x = 37,848.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.