Home / 41,880.90-57,728.18-34,313.88

Finding the Fourth Proportional to 41,880.90, 57,728.18 and 34,313.88

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Solution

The fourth proportional to 41,880.90, 57,728.18 and 34,313.88 is: 47,297.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,880.90 : 57,728.18 = 34,313.88 : x
  2. Step 2: Convert to fraction form
    41,880.90/57,728.18 = 34,313.88/x
  3. Step 3: Cross multiply
    41,880.90x = 57,728.18 × 34,313.88
  4. Step 4: Simplify right side
    41,880.90x = 1,980,877,841.14
  5. Step 5: Solve for x
    x = 1,980,877,841.14/41,880.90
  6. Step 6: Final answer
    x = 47,297.88

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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.