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Finding the Fourth Proportional to 41,605.79, 57,415.91 and 22,742.91

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Solution

The fourth proportional to 41,605.79, 57,415.91 and 22,742.91 is: 31,385.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,605.79 : 57,415.91 = 22,742.91 : x
  2. Step 2: Convert to fraction form
    41,605.79/57,415.91 = 22,742.91/x
  3. Step 3: Cross multiply
    41,605.79x = 57,415.91 × 22,742.91
  4. Step 4: Simplify right side
    41,605.79x = 1,305,804,759.98
  5. Step 5: Solve for x
    x = 1,305,804,759.98/41,605.79
  6. Step 6: Final answer
    x = 31,385.17

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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.