Home / 19,067.18-28,600.63-5,740.13

Finding the Fourth Proportional to 19,067.18, 28,600.63 and 5,740.13

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Solution

The fourth proportional to 19,067.18, 28,600.63 and 5,740.13 is: 8,610.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,067.18 : 28,600.63 = 5,740.13 : x
  2. Step 2: Convert to fraction form
    19,067.18/28,600.63 = 5,740.13/x
  3. Step 3: Cross multiply
    19,067.18x = 28,600.63 × 5,740.13
  4. Step 4: Simplify right side
    19,067.18x = 164,171,391.43
  5. Step 5: Solve for x
    x = 164,171,391.43/19,067.18
  6. Step 6: Final answer
    x = 8,610.15

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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.