Home / 48,832.68-67,376.94-28,418.10

Finding the Fourth Proportional to 48,832.68, 67,376.94 and 28,418.10

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Solution

The fourth proportional to 48,832.68, 67,376.94 and 28,418.10 is: 39,209.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,832.68 : 67,376.94 = 28,418.10 : x
  2. Step 2: Convert to fraction form
    48,832.68/67,376.94 = 28,418.10/x
  3. Step 3: Cross multiply
    48,832.68x = 67,376.94 × 28,418.10
  4. Step 4: Simplify right side
    48,832.68x = 1,914,724,618.61
  5. Step 5: Solve for x
    x = 1,914,724,618.61/48,832.68
  6. Step 6: Final answer
    x = 39,209.90

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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.