Home / 14,449.66-21,677.79-6,129.98

Finding the Fourth Proportional to 14,449.66, 21,677.79 and 6,129.98

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Solution

The fourth proportional to 14,449.66, 21,677.79 and 6,129.98 is: 9,196.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,449.66 : 21,677.79 = 6,129.98 : x
  2. Step 2: Convert to fraction form
    14,449.66/21,677.79 = 6,129.98/x
  3. Step 3: Cross multiply
    14,449.66x = 21,677.79 × 6,129.98
  4. Step 4: Simplify right side
    14,449.66x = 132,884,419.14
  5. Step 5: Solve for x
    x = 132,884,419.14/14,449.66
  6. Step 6: Final answer
    x = 9,196.37

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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.