Home / 19,439.82-29,008.08-17,345.44

Finding the Fourth Proportional to 19,439.82, 29,008.08 and 17,345.44

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Solution

The fourth proportional to 19,439.82, 29,008.08 and 17,345.44 is: 25,882.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,439.82 : 29,008.08 = 17,345.44 : x
  2. Step 2: Convert to fraction form
    19,439.82/29,008.08 = 17,345.44/x
  3. Step 3: Cross multiply
    19,439.82x = 29,008.08 × 17,345.44
  4. Step 4: Simplify right side
    19,439.82x = 503,157,911.16
  5. Step 5: Solve for x
    x = 503,157,911.16/19,439.82
  6. Step 6: Final answer
    x = 25,882.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.