Home / 19,400.22-29,114.97-15,551.10

Finding the Fourth Proportional to 19,400.22, 29,114.97 and 15,551.10

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Solution

The fourth proportional to 19,400.22, 29,114.97 and 15,551.10 is: 23,338.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,400.22 : 29,114.97 = 15,551.10 : x
  2. Step 2: Convert to fraction form
    19,400.22/29,114.97 = 15,551.10/x
  3. Step 3: Cross multiply
    19,400.22x = 29,114.97 × 15,551.10
  4. Step 4: Simplify right side
    19,400.22x = 452,769,809.97
  5. Step 5: Solve for x
    x = 452,769,809.97/19,400.22
  6. Step 6: Final answer
    x = 23,338.39

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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.