Home / 16,951.41-23,388.12-9,876.47

Finding the Fourth Proportional to 16,951.41, 23,388.12 and 9,876.47

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Solution

The fourth proportional to 16,951.41, 23,388.12 and 9,876.47 is: 13,626.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,951.41 : 23,388.12 = 9,876.47 : x
  2. Step 2: Convert to fraction form
    16,951.41/23,388.12 = 9,876.47/x
  3. Step 3: Cross multiply
    16,951.41x = 23,388.12 × 9,876.47
  4. Step 4: Simplify right side
    16,951.41x = 230,991,948.60
  5. Step 5: Solve for x
    x = 230,991,948.60/16,951.41
  6. Step 6: Final answer
    x = 13,626.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.