Home / 17,966.13-26,952.45-7,430.43

Finding the Fourth Proportional to 17,966.13, 26,952.45 and 7,430.43

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Solution

The fourth proportional to 17,966.13, 26,952.45 and 7,430.43 is: 11,146.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,966.13 : 26,952.45 = 7,430.43 : x
  2. Step 2: Convert to fraction form
    17,966.13/26,952.45 = 7,430.43/x
  3. Step 3: Cross multiply
    17,966.13x = 26,952.45 × 7,430.43
  4. Step 4: Simplify right side
    17,966.13x = 200,268,293.05
  5. Step 5: Solve for x
    x = 200,268,293.05/17,966.13
  6. Step 6: Final answer
    x = 11,146.99

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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.