Home / 19,874.95-27,426.86-10,922.44

Finding the Fourth Proportional to 19,874.95, 27,426.86 and 10,922.44

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Solution

The fourth proportional to 19,874.95, 27,426.86 and 10,922.44 is: 15,072.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,874.95 : 27,426.86 = 10,922.44 : x
  2. Step 2: Convert to fraction form
    19,874.95/27,426.86 = 10,922.44/x
  3. Step 3: Cross multiply
    19,874.95x = 27,426.86 × 10,922.44
  4. Step 4: Simplify right side
    19,874.95x = 299,568,253.37
  5. Step 5: Solve for x
    x = 299,568,253.37/19,874.95
  6. Step 6: Final answer
    x = 15,072.65

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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.