Home / 16,280.26-24,420.39-5,186.95

Finding the Fourth Proportional to 16,280.26, 24,420.39 and 5,186.95

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Solution

The fourth proportional to 16,280.26, 24,420.39 and 5,186.95 is: 7,780.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,280.26 : 24,420.39 = 5,186.95 : x
  2. Step 2: Convert to fraction form
    16,280.26/24,420.39 = 5,186.95/x
  3. Step 3: Cross multiply
    16,280.26x = 24,420.39 × 5,186.95
  4. Step 4: Simplify right side
    16,280.26x = 126,667,398.77
  5. Step 5: Solve for x
    x = 126,667,398.77/16,280.26
  6. Step 6: Final answer
    x = 7,780.43

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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.