Home / 40,800.96-61,156.80-17,441.28

Finding the Fourth Proportional to 40,800.96, 61,156.80 and 17,441.28

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Solution

The fourth proportional to 40,800.96, 61,156.80 and 17,441.28 is: 26,142.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,800.96 : 61,156.80 = 17,441.28 : x
  2. Step 2: Convert to fraction form
    40,800.96/61,156.80 = 17,441.28/x
  3. Step 3: Cross multiply
    40,800.96x = 61,156.80 × 17,441.28
  4. Step 4: Simplify right side
    40,800.96x = 1,066,652,872.70
  5. Step 5: Solve for x
    x = 1,066,652,872.70/40,800.96
  6. Step 6: Final answer
    x = 26,142.84

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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.