Home / 32,914.92-45,414-18,765.12

Finding the Fourth Proportional to 32,914.92, 45,414 and 18,765.12

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Solution

The fourth proportional to 32,914.92, 45,414 and 18,765.12 is: 25,890.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,914.92 : 45,414 = 18,765.12 : x
  2. Step 2: Convert to fraction form
    32,914.92/45,414 = 18,765.12/x
  3. Step 3: Cross multiply
    32,914.92x = 45,414 × 18,765.12
  4. Step 4: Simplify right side
    32,914.92x = 852,199,159.68
  5. Step 5: Solve for x
    x = 852,199,159.68/32,914.92
  6. Step 6: Final answer
    x = 25,890.97

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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.