Home / 45,014.08-67,517.88-19,716.16

Finding the Fourth Proportional to 45,014.08, 67,517.88 and 19,716.16

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Solution

The fourth proportional to 45,014.08, 67,517.88 and 19,716.16 is: 29,572.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,014.08 : 67,517.88 = 19,716.16 : x
  2. Step 2: Convert to fraction form
    45,014.08/67,517.88 = 19,716.16/x
  3. Step 3: Cross multiply
    45,014.08x = 67,517.88 × 19,716.16
  4. Step 4: Simplify right side
    45,014.08x = 1,331,193,324.94
  5. Step 5: Solve for x
    x = 1,331,193,324.94/45,014.08
  6. Step 6: Final answer
    x = 29,572.82

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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.