Home / 31,320.41-43,223.02-17,893.85

Finding the Fourth Proportional to 31,320.41, 43,223.02 and 17,893.85

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Solution

The fourth proportional to 31,320.41, 43,223.02 and 17,893.85 is: 24,694.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,320.41 : 43,223.02 = 17,893.85 : x
  2. Step 2: Convert to fraction form
    31,320.41/43,223.02 = 17,893.85/x
  3. Step 3: Cross multiply
    31,320.41x = 43,223.02 × 17,893.85
  4. Step 4: Simplify right side
    31,320.41x = 773,425,975.58
  5. Step 5: Solve for x
    x = 773,425,975.58/31,320.41
  6. Step 6: Final answer
    x = 24,694.00

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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.