Home / 19,427-29,145.62-6,948.26

Finding the Fourth Proportional to 19,427, 29,145.62 and 6,948.26

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Solution

The fourth proportional to 19,427, 29,145.62 and 6,948.26 is: 10,424.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,427 : 29,145.62 = 6,948.26 : x
  2. Step 2: Convert to fraction form
    19,427/29,145.62 = 6,948.26/x
  3. Step 3: Cross multiply
    19,427x = 29,145.62 × 6,948.26
  4. Step 4: Simplify right side
    19,427x = 202,511,345.62
  5. Step 5: Solve for x
    x = 202,511,345.62/19,427
  6. Step 6: Final answer
    x = 10,424.22

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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.