Home / 11,555.34-17,333.01-6,621.44

Finding the Fourth Proportional to 11,555.34, 17,333.01 and 6,621.44

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Solution

The fourth proportional to 11,555.34, 17,333.01 and 6,621.44 is: 9,932.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555.34 : 17,333.01 = 6,621.44 : x
  2. Step 2: Convert to fraction form
    11,555.34/17,333.01 = 6,621.44/x
  3. Step 3: Cross multiply
    11,555.34x = 17,333.01 × 6,621.44
  4. Step 4: Simplify right side
    11,555.34x = 114,769,399.07
  5. Step 5: Solve for x
    x = 114,769,399.07/11,555.34
  6. Step 6: Final answer
    x = 9,932.15

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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.