Home / 48,241.88-66,606.30-30,120.22

Finding the Fourth Proportional to 48,241.88, 66,606.30 and 30,120.22

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Solution

The fourth proportional to 48,241.88, 66,606.30 and 30,120.22 is: 41,586.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,241.88 : 66,606.30 = 30,120.22 : x
  2. Step 2: Convert to fraction form
    48,241.88/66,606.30 = 30,120.22/x
  3. Step 3: Cross multiply
    48,241.88x = 66,606.30 × 30,120.22
  4. Step 4: Simplify right side
    48,241.88x = 2,006,196,409.39
  5. Step 5: Solve for x
    x = 2,006,196,409.39/48,241.88
  6. Step 6: Final answer
    x = 41,586.20

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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.