Home / 19,764.87-29,634.17-10,884.38

Finding the Fourth Proportional to 19,764.87, 29,634.17 and 10,884.38

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Solution

The fourth proportional to 19,764.87, 29,634.17 and 10,884.38 is: 16,319.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,764.87 : 29,634.17 = 10,884.38 : x
  2. Step 2: Convert to fraction form
    19,764.87/29,634.17 = 10,884.38/x
  3. Step 3: Cross multiply
    19,764.87x = 29,634.17 × 10,884.38
  4. Step 4: Simplify right side
    19,764.87x = 322,549,512.84
  5. Step 5: Solve for x
    x = 322,549,512.84/19,764.87
  6. Step 6: Final answer
    x = 16,319.33

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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.