Home / 45,056.92-67,581.60-13,892.44

Finding the Fourth Proportional to 45,056.92, 67,581.60 and 13,892.44

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Solution

The fourth proportional to 45,056.92, 67,581.60 and 13,892.44 is: 20,837.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,056.92 : 67,581.60 = 13,892.44 : x
  2. Step 2: Convert to fraction form
    45,056.92/67,581.60 = 13,892.44/x
  3. Step 3: Cross multiply
    45,056.92x = 67,581.60 × 13,892.44
  4. Step 4: Simplify right side
    45,056.92x = 938,873,323.10
  5. Step 5: Solve for x
    x = 938,873,323.10/45,056.92
  6. Step 6: Final answer
    x = 20,837.49

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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.