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Finding the Fourth Proportional to 41,751.88, 57,617.53 and 22,890.22

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Solution

The fourth proportional to 41,751.88, 57,617.53 and 22,890.22 is: 31,588.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,751.88 : 57,617.53 = 22,890.22 : x
  2. Step 2: Convert to fraction form
    41,751.88/57,617.53 = 22,890.22/x
  3. Step 3: Cross multiply
    41,751.88x = 57,617.53 × 22,890.22
  4. Step 4: Simplify right side
    41,751.88x = 1,318,877,736.29
  5. Step 5: Solve for x
    x = 1,318,877,736.29/41,751.88
  6. Step 6: Final answer
    x = 31,588.47

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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.