Home / 16,986.47-25,307.51-16,149.97

Finding the Fourth Proportional to 16,986.47, 25,307.51 and 16,149.97

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Solution

The fourth proportional to 16,986.47, 25,307.51 and 16,149.97 is: 24,061.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986.47 : 25,307.51 = 16,149.97 : x
  2. Step 2: Convert to fraction form
    16,986.47/25,307.51 = 16,149.97/x
  3. Step 3: Cross multiply
    16,986.47x = 25,307.51 × 16,149.97
  4. Step 4: Simplify right side
    16,986.47x = 408,715,527.27
  5. Step 5: Solve for x
    x = 408,715,527.27/16,986.47
  6. Step 6: Final answer
    x = 24,061.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.