Home / 19,716.72-27,208.98-10,764.06

Finding the Fourth Proportional to 19,716.72, 27,208.98 and 10,764.06

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Solution

The fourth proportional to 19,716.72, 27,208.98 and 10,764.06 is: 14,854.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,716.72 : 27,208.98 = 10,764.06 : x
  2. Step 2: Convert to fraction form
    19,716.72/27,208.98 = 10,764.06/x
  3. Step 3: Cross multiply
    19,716.72x = 27,208.98 × 10,764.06
  4. Step 4: Simplify right side
    19,716.72x = 292,879,093.26
  5. Step 5: Solve for x
    x = 292,879,093.26/19,716.72
  6. Step 6: Final answer
    x = 14,854.35

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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.