Home / 19,921.95-29,884.68-10,054.94

Finding the Fourth Proportional to 19,921.95, 29,884.68 and 10,054.94

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Solution

The fourth proportional to 19,921.95, 29,884.68 and 10,054.94 is: 15,083.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,921.95 : 29,884.68 = 10,054.94 : x
  2. Step 2: Convert to fraction form
    19,921.95/29,884.68 = 10,054.94/x
  3. Step 3: Cross multiply
    19,921.95x = 29,884.68 × 10,054.94
  4. Step 4: Simplify right side
    19,921.95x = 300,488,514.90
  5. Step 5: Solve for x
    x = 300,488,514.90/19,921.95
  6. Step 6: Final answer
    x = 15,083.29

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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.