Home / 19,417.66-29,131.14-11,527.04

Finding the Fourth Proportional to 19,417.66, 29,131.14 and 11,527.04

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Solution

The fourth proportional to 19,417.66, 29,131.14 and 11,527.04 is: 17,293.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417.66 : 29,131.14 = 11,527.04 : x
  2. Step 2: Convert to fraction form
    19,417.66/29,131.14 = 11,527.04/x
  3. Step 3: Cross multiply
    19,417.66x = 29,131.14 × 11,527.04
  4. Step 4: Simplify right side
    19,417.66x = 335,795,932.08
  5. Step 5: Solve for x
    x = 335,795,932.08/19,417.66
  6. Step 6: Final answer
    x = 17,293.33

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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.