Home / 19,444.80-29,170.96-13,466.12

Finding the Fourth Proportional to 19,444.80, 29,170.96 and 13,466.12

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Solution

The fourth proportional to 19,444.80, 29,170.96 and 13,466.12 is: 20,201.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,444.80 : 29,170.96 = 13,466.12 : x
  2. Step 2: Convert to fraction form
    19,444.80/29,170.96 = 13,466.12/x
  3. Step 3: Cross multiply
    19,444.80x = 29,170.96 × 13,466.12
  4. Step 4: Simplify right side
    19,444.80x = 392,819,647.88
  5. Step 5: Solve for x
    x = 392,819,647.88/19,444.80
  6. Step 6: Final answer
    x = 20,201.78

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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.