Home / 11,621.48-17,432.22-4,224.56

Finding the Fourth Proportional to 11,621.48, 17,432.22 and 4,224.56

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Solution

The fourth proportional to 11,621.48, 17,432.22 and 4,224.56 is: 6,336.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.48 : 17,432.22 = 4,224.56 : x
  2. Step 2: Convert to fraction form
    11,621.48/17,432.22 = 4,224.56/x
  3. Step 3: Cross multiply
    11,621.48x = 17,432.22 × 4,224.56
  4. Step 4: Simplify right side
    11,621.48x = 73,643,459.32
  5. Step 5: Solve for x
    x = 73,643,459.32/11,621.48
  6. Step 6: Final answer
    x = 6,336.84

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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.