Home / 16,540.78-24,811.34-4,854.22

Finding the Fourth Proportional to 16,540.78, 24,811.34 and 4,854.22

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Solution

The fourth proportional to 16,540.78, 24,811.34 and 4,854.22 is: 7,281.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,540.78 : 24,811.34 = 4,854.22 : x
  2. Step 2: Convert to fraction form
    16,540.78/24,811.34 = 4,854.22/x
  3. Step 3: Cross multiply
    16,540.78x = 24,811.34 × 4,854.22
  4. Step 4: Simplify right side
    16,540.78x = 120,439,702.85
  5. Step 5: Solve for x
    x = 120,439,702.85/16,540.78
  6. Step 6: Final answer
    x = 7,281.38

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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.