Home / 12,442.33-17,171.63-9,293.05

Finding the Fourth Proportional to 12,442.33, 17,171.63 and 9,293.05

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Solution

The fourth proportional to 12,442.33, 17,171.63 and 9,293.05 is: 12,825.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,442.33 : 17,171.63 = 9,293.05 : x
  2. Step 2: Convert to fraction form
    12,442.33/17,171.63 = 9,293.05/x
  3. Step 3: Cross multiply
    12,442.33x = 17,171.63 × 9,293.05
  4. Step 4: Simplify right side
    12,442.33x = 159,576,816.17
  5. Step 5: Solve for x
    x = 159,576,816.17/12,442.33
  6. Step 6: Final answer
    x = 12,825.32

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Double scale
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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.