Home / 38,323.62-57,466.10-11,664.49

Finding the Fourth Proportional to 38,323.62, 57,466.10 and 11,664.49

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Solution

The fourth proportional to 38,323.62, 57,466.10 and 11,664.49 is: 17,490.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,323.62 : 57,466.10 = 11,664.49 : x
  2. Step 2: Convert to fraction form
    38,323.62/57,466.10 = 11,664.49/x
  3. Step 3: Cross multiply
    38,323.62x = 57,466.10 × 11,664.49
  4. Step 4: Simplify right side
    38,323.62x = 670,312,748.79
  5. Step 5: Solve for x
    x = 670,312,748.79/38,323.62
  6. Step 6: Final answer
    x = 17,490.85

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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.