Home / 19,675.26-27,151.06-10,722.57

Finding the Fourth Proportional to 19,675.26, 27,151.06 and 10,722.57

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Solution

The fourth proportional to 19,675.26, 27,151.06 and 10,722.57 is: 14,796.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,675.26 : 27,151.06 = 10,722.57 : x
  2. Step 2: Convert to fraction form
    19,675.26/27,151.06 = 10,722.57/x
  3. Step 3: Cross multiply
    19,675.26x = 27,151.06 × 10,722.57
  4. Step 4: Simplify right side
    19,675.26x = 291,129,053.01
  5. Step 5: Solve for x
    x = 291,129,053.01/19,675.26
  6. Step 6: Final answer
    x = 14,796.71

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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.