Home / 14,355.93-19,810.58-7,982.96

Finding the Fourth Proportional to 14,355.93, 19,810.58 and 7,982.96

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Solution

The fourth proportional to 14,355.93, 19,810.58 and 7,982.96 is: 11,016.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,355.93 : 19,810.58 = 7,982.96 : x
  2. Step 2: Convert to fraction form
    14,355.93/19,810.58 = 7,982.96/x
  3. Step 3: Cross multiply
    14,355.93x = 19,810.58 × 7,982.96
  4. Step 4: Simplify right side
    14,355.93x = 158,146,928.75
  5. Step 5: Solve for x
    x = 158,146,928.75/14,355.93
  6. Step 6: Final answer
    x = 11,016.14

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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.