Home / 19,672.88-29,502.36-6,345.33

Finding the Fourth Proportional to 19,672.88, 29,502.36 and 6,345.33

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Solution

The fourth proportional to 19,672.88, 29,502.36 and 6,345.33 is: 9,515.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,672.88 : 29,502.36 = 6,345.33 : x
  2. Step 2: Convert to fraction form
    19,672.88/29,502.36 = 6,345.33/x
  3. Step 3: Cross multiply
    19,672.88x = 29,502.36 × 6,345.33
  4. Step 4: Simplify right side
    19,672.88x = 187,202,209.98
  5. Step 5: Solve for x
    x = 187,202,209.98/19,672.88
  6. Step 6: Final answer
    x = 9,515.75

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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.