Home / 13,904.65-19,183.65-7,932.02

Finding the Fourth Proportional to 13,904.65, 19,183.65 and 7,932.02

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Solution

The fourth proportional to 13,904.65, 19,183.65 and 7,932.02 is: 10,943.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,904.65 : 19,183.65 = 7,932.02 : x
  2. Step 2: Convert to fraction form
    13,904.65/19,183.65 = 7,932.02/x
  3. Step 3: Cross multiply
    13,904.65x = 19,183.65 × 7,932.02
  4. Step 4: Simplify right side
    13,904.65x = 152,165,095.47
  5. Step 5: Solve for x
    x = 152,165,095.47/13,904.65
  6. Step 6: Final answer
    x = 10,943.47

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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.