Home / 19,422.99-29,139.62-6,944.27

Finding the Fourth Proportional to 19,422.99, 29,139.62 and 6,944.27

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Solution

The fourth proportional to 19,422.99, 29,139.62 and 6,944.27 is: 10,418.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422.99 : 29,139.62 = 6,944.27 : x
  2. Step 2: Convert to fraction form
    19,422.99/29,139.62 = 6,944.27/x
  3. Step 3: Cross multiply
    19,422.99x = 29,139.62 × 6,944.27
  4. Step 4: Simplify right side
    19,422.99x = 202,353,208.56
  5. Step 5: Solve for x
    x = 202,353,208.56/19,422.99
  6. Step 6: Final answer
    x = 10,418.23

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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.