Home / 16,555.38-22,846.35-9,481.65

Finding the Fourth Proportional to 16,555.38, 22,846.35 and 9,481.65

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Solution

The fourth proportional to 16,555.38, 22,846.35 and 9,481.65 is: 13,084.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,555.38 : 22,846.35 = 9,481.65 : x
  2. Step 2: Convert to fraction form
    16,555.38/22,846.35 = 9,481.65/x
  3. Step 3: Cross multiply
    16,555.38x = 22,846.35 × 9,481.65
  4. Step 4: Simplify right side
    16,555.38x = 216,621,094.48
  5. Step 5: Solve for x
    x = 216,621,094.48/16,555.38
  6. Step 6: Final answer
    x = 13,084.63

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Half scale
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Double scale
Find fourth proportional to 16,556.38, 22,847.73 and 9,482.65
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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.