Home / 14,933.53-20,608.41-8,219.31

Finding the Fourth Proportional to 14,933.53, 20,608.41 and 8,219.31

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Solution

The fourth proportional to 14,933.53, 20,608.41 and 8,219.31 is: 11,342.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,933.53 : 20,608.41 = 8,219.31 : x
  2. Step 2: Convert to fraction form
    14,933.53/20,608.41 = 8,219.31/x
  3. Step 3: Cross multiply
    14,933.53x = 20,608.41 × 8,219.31
  4. Step 4: Simplify right side
    14,933.53x = 169,386,910.40
  5. Step 5: Solve for x
    x = 169,386,910.40/14,933.53
  6. Step 6: Final answer
    x = 11,342.72

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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.