Home / 16,879.28-25,316.74-5,192.24

Finding the Fourth Proportional to 16,879.28, 25,316.74 and 5,192.24

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Solution

The fourth proportional to 16,879.28, 25,316.74 and 5,192.24 is: 7,787.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.28 : 25,316.74 = 5,192.24 : x
  2. Step 2: Convert to fraction form
    16,879.28/25,316.74 = 5,192.24/x
  3. Step 3: Cross multiply
    16,879.28x = 25,316.74 × 5,192.24
  4. Step 4: Simplify right side
    16,879.28x = 131,450,590.10
  5. Step 5: Solve for x
    x = 131,450,590.10/16,879.28
  6. Step 6: Final answer
    x = 7,787.69

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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.