Home / 16,121.46-24,182.36-4,876.89

Finding the Fourth Proportional to 16,121.46, 24,182.36 and 4,876.89

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Solution

The fourth proportional to 16,121.46, 24,182.36 and 4,876.89 is: 7,315.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,121.46 : 24,182.36 = 4,876.89 : x
  2. Step 2: Convert to fraction form
    16,121.46/24,182.36 = 4,876.89/x
  3. Step 3: Cross multiply
    16,121.46x = 24,182.36 × 4,876.89
  4. Step 4: Simplify right side
    16,121.46x = 117,934,709.66
  5. Step 5: Solve for x
    x = 117,934,709.66/16,121.46
  6. Step 6: Final answer
    x = 7,315.39

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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.