Home / 15,993.05-22,074.79-9,280.83

Finding the Fourth Proportional to 15,993.05, 22,074.79 and 9,280.83

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Solution

The fourth proportional to 15,993.05, 22,074.79 and 9,280.83 is: 12,810.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,993.05 : 22,074.79 = 9,280.83 : x
  2. Step 2: Convert to fraction form
    15,993.05/22,074.79 = 9,280.83/x
  3. Step 3: Cross multiply
    15,993.05x = 22,074.79 × 9,280.83
  4. Step 4: Simplify right side
    15,993.05x = 204,872,339.14
  5. Step 5: Solve for x
    x = 204,872,339.14/15,993.05
  6. Step 6: Final answer
    x = 12,810.09

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.