Home / 27,226.09-37,543.26-21,551.77

Finding the Fourth Proportional to 27,226.09, 37,543.26 and 21,551.77

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Solution

The fourth proportional to 27,226.09, 37,543.26 and 21,551.77 is: 29,718.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,226.09 : 37,543.26 = 21,551.77 : x
  2. Step 2: Convert to fraction form
    27,226.09/37,543.26 = 21,551.77/x
  3. Step 3: Cross multiply
    27,226.09x = 37,543.26 × 21,551.77
  4. Step 4: Simplify right side
    27,226.09x = 809,123,704.57
  5. Step 5: Solve for x
    x = 809,123,704.57/27,226.09
  6. Step 6: Final answer
    x = 29,718.69

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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.