Home / 17,419.47-26,129.21-6,324.09

Finding the Fourth Proportional to 17,419.47, 26,129.21 and 6,324.09

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Solution

The fourth proportional to 17,419.47, 26,129.21 and 6,324.09 is: 9,486.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,419.47 : 26,129.21 = 6,324.09 : x
  2. Step 2: Convert to fraction form
    17,419.47/26,129.21 = 6,324.09/x
  3. Step 3: Cross multiply
    17,419.47x = 26,129.21 × 6,324.09
  4. Step 4: Simplify right side
    17,419.47x = 165,243,444.05
  5. Step 5: Solve for x
    x = 165,243,444.05/17,419.47
  6. Step 6: Final answer
    x = 9,486.14

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.