Home / 14,427.26-19,906.18-9,949.58

Finding the Fourth Proportional to 14,427.26, 19,906.18 and 9,949.58

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Solution

The fourth proportional to 14,427.26, 19,906.18 and 9,949.58 is: 13,728.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,427.26 : 19,906.18 = 9,949.58 : x
  2. Step 2: Convert to fraction form
    14,427.26/19,906.18 = 9,949.58/x
  3. Step 3: Cross multiply
    14,427.26x = 19,906.18 × 9,949.58
  4. Step 4: Simplify right side
    14,427.26x = 198,058,006.00
  5. Step 5: Solve for x
    x = 198,058,006.00/14,427.26
  6. Step 6: Final answer
    x = 13,728.05

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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.