Home / 14,135.33-19,505.30-8,168.92

Finding the Fourth Proportional to 14,135.33, 19,505.30 and 8,168.92

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Solution

The fourth proportional to 14,135.33, 19,505.30 and 8,168.92 is: 11,272.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,135.33 : 19,505.30 = 8,168.92 : x
  2. Step 2: Convert to fraction form
    14,135.33/19,505.30 = 8,168.92/x
  3. Step 3: Cross multiply
    14,135.33x = 19,505.30 × 8,168.92
  4. Step 4: Simplify right side
    14,135.33x = 159,337,145.67
  5. Step 5: Solve for x
    x = 159,337,145.67/14,135.33
  6. Step 6: Final answer
    x = 11,272.26

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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.