Home / 17,291.88-23,854.50-11,320.92

Finding the Fourth Proportional to 17,291.88, 23,854.50 and 11,320.92

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Solution

The fourth proportional to 17,291.88, 23,854.50 and 11,320.92 is: 15,617.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,291.88 : 23,854.50 = 11,320.92 : x
  2. Step 2: Convert to fraction form
    17,291.88/23,854.50 = 11,320.92/x
  3. Step 3: Cross multiply
    17,291.88x = 23,854.50 × 11,320.92
  4. Step 4: Simplify right side
    17,291.88x = 270,054,886.14
  5. Step 5: Solve for x
    x = 270,054,886.14/17,291.88
  6. Step 6: Final answer
    x = 15,617.44

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1.5x scale

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.