Home / 16,786.16-25,179.36-5,099.52

Finding the Fourth Proportional to 16,786.16, 25,179.36 and 5,099.52

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Solution

The fourth proportional to 16,786.16, 25,179.36 and 5,099.52 is: 7,649.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786.16 : 25,179.36 = 5,099.52 : x
  2. Step 2: Convert to fraction form
    16,786.16/25,179.36 = 5,099.52/x
  3. Step 3: Cross multiply
    16,786.16x = 25,179.36 × 5,099.52
  4. Step 4: Simplify right side
    16,786.16x = 128,402,649.91
  5. Step 5: Solve for x
    x = 128,402,649.91/16,786.16
  6. Step 6: Final answer
    x = 7,649.32

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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.