Home / 41,135.98-61,728.64-17,762.40

Finding the Fourth Proportional to 41,135.98, 61,728.64 and 17,762.40

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Solution

The fourth proportional to 41,135.98, 61,728.64 and 17,762.40 is: 26,654.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,135.98 : 61,728.64 = 17,762.40 : x
  2. Step 2: Convert to fraction form
    41,135.98/61,728.64 = 17,762.40/x
  3. Step 3: Cross multiply
    41,135.98x = 61,728.64 × 17,762.40
  4. Step 4: Simplify right side
    41,135.98x = 1,096,448,795.14
  5. Step 5: Solve for x
    x = 1,096,448,795.14/41,135.98
  6. Step 6: Final answer
    x = 26,654.25

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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.