Home / 16,388.19-24,553.12-6,879.60

Finding the Fourth Proportional to 16,388.19, 24,553.12 and 6,879.60

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Solution

The fourth proportional to 16,388.19, 24,553.12 and 6,879.60 is: 10,307.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,388.19 : 24,553.12 = 6,879.60 : x
  2. Step 2: Convert to fraction form
    16,388.19/24,553.12 = 6,879.60/x
  3. Step 3: Cross multiply
    16,388.19x = 24,553.12 × 6,879.60
  4. Step 4: Simplify right side
    16,388.19x = 168,915,644.35
  5. Step 5: Solve for x
    x = 168,915,644.35/16,388.19
  6. Step 6: Final answer
    x = 10,307.16

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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.