Home / 19,603.26-29,376.17-9,722.80

Finding the Fourth Proportional to 19,603.26, 29,376.17 and 9,722.80

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Solution

The fourth proportional to 19,603.26, 29,376.17 and 9,722.80 is: 14,569.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,603.26 : 29,376.17 = 9,722.80 : x
  2. Step 2: Convert to fraction form
    19,603.26/29,376.17 = 9,722.80/x
  3. Step 3: Cross multiply
    19,603.26x = 29,376.17 × 9,722.80
  4. Step 4: Simplify right side
    19,603.26x = 285,618,625.68
  5. Step 5: Solve for x
    x = 285,618,625.68/19,603.26
  6. Step 6: Final answer
    x = 14,569.96

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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.