Home / 40,817.82-61,203.72-14,151.30

Finding the Fourth Proportional to 40,817.82, 61,203.72 and 14,151.30

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Solution

The fourth proportional to 40,817.82, 61,203.72 and 14,151.30 is: 21,218.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,817.82 : 61,203.72 = 14,151.30 : x
  2. Step 2: Convert to fraction form
    40,817.82/61,203.72 = 14,151.30/x
  3. Step 3: Cross multiply
    40,817.82x = 61,203.72 × 14,151.30
  4. Step 4: Simplify right side
    40,817.82x = 866,112,202.84
  5. Step 5: Solve for x
    x = 866,112,202.84/40,817.82
  6. Step 6: Final answer
    x = 21,218.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.