Home / 13,288.59-19,933.38-4,522.41

Finding the Fourth Proportional to 13,288.59, 19,933.38 and 4,522.41

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Solution

The fourth proportional to 13,288.59, 19,933.38 and 4,522.41 is: 6,783.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,288.59 : 19,933.38 = 4,522.41 : x
  2. Step 2: Convert to fraction form
    13,288.59/19,933.38 = 4,522.41/x
  3. Step 3: Cross multiply
    13,288.59x = 19,933.38 × 4,522.41
  4. Step 4: Simplify right side
    13,288.59x = 90,146,917.05
  5. Step 5: Solve for x
    x = 90,146,917.05/13,288.59
  6. Step 6: Final answer
    x = 6,783.78

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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.