Home / 19,133.43-28,704.24-5,986.77

Finding the Fourth Proportional to 19,133.43, 28,704.24 and 5,986.77

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Solution

The fourth proportional to 19,133.43, 28,704.24 and 5,986.77 is: 8,981.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133.43 : 28,704.24 = 5,986.77 : x
  2. Step 2: Convert to fraction form
    19,133.43/28,704.24 = 5,986.77/x
  3. Step 3: Cross multiply
    19,133.43x = 28,704.24 × 5,986.77
  4. Step 4: Simplify right side
    19,133.43x = 171,845,682.90
  5. Step 5: Solve for x
    x = 171,845,682.90/19,133.43
  6. Step 6: Final answer
    x = 8,981.44

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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.