Home / 48,982.32-67,608-30,136.32

Finding the Fourth Proportional to 48,982.32, 67,608 and 30,136.32

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Solution

The fourth proportional to 48,982.32, 67,608 and 30,136.32 is: 41,595.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,982.32 : 67,608 = 30,136.32 : x
  2. Step 2: Convert to fraction form
    48,982.32/67,608 = 30,136.32/x
  3. Step 3: Cross multiply
    48,982.32x = 67,608 × 30,136.32
  4. Step 4: Simplify right side
    48,982.32x = 2,037,456,322.56
  5. Step 5: Solve for x
    x = 2,037,456,322.56/48,982.32
  6. Step 6: Final answer
    x = 41,595.75

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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.