Home / 19,546.62-29,330.91-7,077.07

Finding the Fourth Proportional to 19,546.62, 29,330.91 and 7,077.07

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Solution

The fourth proportional to 19,546.62, 29,330.91 and 7,077.07 is: 10,619.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,546.62 : 29,330.91 = 7,077.07 : x
  2. Step 2: Convert to fraction form
    19,546.62/29,330.91 = 7,077.07/x
  3. Step 3: Cross multiply
    19,546.62x = 29,330.91 × 7,077.07
  4. Step 4: Simplify right side
    19,546.62x = 207,576,939.90
  5. Step 5: Solve for x
    x = 207,576,939.90/19,546.62
  6. Step 6: Final answer
    x = 10,619.58

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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.