Home / 38,632.78-57,942.34-17,567.89

Finding the Fourth Proportional to 38,632.78, 57,942.34 and 17,567.89

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Solution

The fourth proportional to 38,632.78, 57,942.34 and 17,567.89 is: 26,348.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,632.78 : 57,942.34 = 17,567.89 : x
  2. Step 2: Convert to fraction form
    38,632.78/57,942.34 = 17,567.89/x
  3. Step 3: Cross multiply
    38,632.78x = 57,942.34 × 17,567.89
  4. Step 4: Simplify right side
    38,632.78x = 1,017,924,466.69
  5. Step 5: Solve for x
    x = 1,017,924,466.69/38,632.78
  6. Step 6: Final answer
    x = 26,348.72

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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.