Home / 23,140.73-34,707.96-9,819

Finding the Fourth Proportional to 23,140.73, 34,707.96 and 9,819

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Solution

The fourth proportional to 23,140.73, 34,707.96 and 9,819 is: 14,727.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,140.73 : 34,707.96 = 9,819 : x
  2. Step 2: Convert to fraction form
    23,140.73/34,707.96 = 9,819/x
  3. Step 3: Cross multiply
    23,140.73x = 34,707.96 × 9,819
  4. Step 4: Simplify right side
    23,140.73x = 340,797,459.24
  5. Step 5: Solve for x
    x = 340,797,459.24/23,140.73
  6. Step 6: Final answer
    x = 14,727.17

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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.