Home / 19,984.86-29,952.09-10,126.62

Finding the Fourth Proportional to 19,984.86, 29,952.09 and 10,126.62

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Solution

The fourth proportional to 19,984.86, 29,952.09 and 10,126.62 is: 15,177.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,984.86 : 29,952.09 = 10,126.62 : x
  2. Step 2: Convert to fraction form
    19,984.86/29,952.09 = 10,126.62/x
  3. Step 3: Cross multiply
    19,984.86x = 29,952.09 × 10,126.62
  4. Step 4: Simplify right side
    19,984.86x = 303,313,433.64
  5. Step 5: Solve for x
    x = 303,313,433.64/19,984.86
  6. Step 6: Final answer
    x = 15,177.16

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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.