Home / 14,444.40-21,691.30-8,930.36

Finding the Fourth Proportional to 14,444.40, 21,691.30 and 8,930.36

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Solution

The fourth proportional to 14,444.40, 21,691.30 and 8,930.36 is: 13,410.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,444.40 : 21,691.30 = 8,930.36 : x
  2. Step 2: Convert to fraction form
    14,444.40/21,691.30 = 8,930.36/x
  3. Step 3: Cross multiply
    14,444.40x = 21,691.30 × 8,930.36
  4. Step 4: Simplify right side
    14,444.40x = 193,711,117.87
  5. Step 5: Solve for x
    x = 193,711,117.87/14,444.40
  6. Step 6: Final answer
    x = 13,410.81

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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.