Home / 19,708.22-29,553.55-7,224.95

Finding the Fourth Proportional to 19,708.22, 29,553.55 and 7,224.95

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Solution

The fourth proportional to 19,708.22, 29,553.55 and 7,224.95 is: 10,834.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,708.22 : 29,553.55 = 7,224.95 : x
  2. Step 2: Convert to fraction form
    19,708.22/29,553.55 = 7,224.95/x
  3. Step 3: Cross multiply
    19,708.22x = 29,553.55 × 7,224.95
  4. Step 4: Simplify right side
    19,708.22x = 213,522,921.07
  5. Step 5: Solve for x
    x = 213,522,921.07/19,708.22
  6. Step 6: Final answer
    x = 10,834.21

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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.