Home / 15,078.93-22,618.62-7,182.33

Finding the Fourth Proportional to 15,078.93, 22,618.62 and 7,182.33

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Solution

The fourth proportional to 15,078.93, 22,618.62 and 7,182.33 is: 10,773.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,078.93 : 22,618.62 = 7,182.33 : x
  2. Step 2: Convert to fraction form
    15,078.93/22,618.62 = 7,182.33/x
  3. Step 3: Cross multiply
    15,078.93x = 22,618.62 × 7,182.33
  4. Step 4: Simplify right side
    15,078.93x = 162,454,392.98
  5. Step 5: Solve for x
    x = 162,454,392.98/15,078.93
  6. Step 6: Final answer
    x = 10,773.60

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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.