Home / 51,962.94-71,692.54-31,798.80

Finding the Fourth Proportional to 51,962.94, 71,692.54 and 31,798.80

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Solution

The fourth proportional to 51,962.94, 71,692.54 and 31,798.80 is: 43,872.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,962.94 : 71,692.54 = 31,798.80 : x
  2. Step 2: Convert to fraction form
    51,962.94/71,692.54 = 31,798.80/x
  3. Step 3: Cross multiply
    51,962.94x = 71,692.54 × 31,798.80
  4. Step 4: Simplify right side
    51,962.94x = 2,279,736,740.95
  5. Step 5: Solve for x
    x = 2,279,736,740.95/51,962.94
  6. Step 6: Final answer
    x = 43,872.36

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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.