Home / 17,952.45-26,926.92-7,419.48

Finding the Fourth Proportional to 17,952.45, 26,926.92 and 7,419.48

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Solution

The fourth proportional to 17,952.45, 26,926.92 and 7,419.48 is: 11,128.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,952.45 : 26,926.92 = 7,419.48 : x
  2. Step 2: Convert to fraction form
    17,952.45/26,926.92 = 7,419.48/x
  3. Step 3: Cross multiply
    17,952.45x = 26,926.92 × 7,419.48
  4. Step 4: Simplify right side
    17,952.45x = 199,783,744.40
  5. Step 5: Solve for x
    x = 199,783,744.40/17,952.45
  6. Step 6: Final answer
    x = 11,128.49

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1.5x scale

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.