Home / 25,561.27-35,272.07-18,850.51

Finding the Fourth Proportional to 25,561.27, 35,272.07 and 18,850.51

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Solution

The fourth proportional to 25,561.27, 35,272.07 and 18,850.51 is: 26,011.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,561.27 : 35,272.07 = 18,850.51 : x
  2. Step 2: Convert to fraction form
    25,561.27/35,272.07 = 18,850.51/x
  3. Step 3: Cross multiply
    25,561.27x = 35,272.07 × 18,850.51
  4. Step 4: Simplify right side
    25,561.27x = 664,896,508.26
  5. Step 5: Solve for x
    x = 664,896,508.26/25,561.27
  6. Step 6: Final answer
    x = 26,011.87

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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.