Home / 31,226.78-43,093.98-17,079.63

Finding the Fourth Proportional to 31,226.78, 43,093.98 and 17,079.63

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Solution

The fourth proportional to 31,226.78, 43,093.98 and 17,079.63 is: 23,570.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,226.78 : 43,093.98 = 17,079.63 : x
  2. Step 2: Convert to fraction form
    31,226.78/43,093.98 = 17,079.63/x
  3. Step 3: Cross multiply
    31,226.78x = 43,093.98 × 17,079.63
  4. Step 4: Simplify right side
    31,226.78x = 736,029,072.02
  5. Step 5: Solve for x
    x = 736,029,072.02/31,226.78
  6. Step 6: Final answer
    x = 23,570.44

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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.