Home / 16,135.36-24,170.64-7,358.20

Finding the Fourth Proportional to 16,135.36, 24,170.64 and 7,358.20

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Solution

The fourth proportional to 16,135.36, 24,170.64 and 7,358.20 is: 11,022.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,135.36 : 24,170.64 = 7,358.20 : x
  2. Step 2: Convert to fraction form
    16,135.36/24,170.64 = 7,358.20/x
  3. Step 3: Cross multiply
    16,135.36x = 24,170.64 × 7,358.20
  4. Step 4: Simplify right side
    16,135.36x = 177,852,403.25
  5. Step 5: Solve for x
    x = 177,852,403.25/16,135.36
  6. Step 6: Final answer
    x = 11,022.52

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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.