Home / 38,243.53-57,356.63-14,542.63

Finding the Fourth Proportional to 38,243.53, 57,356.63 and 14,542.63

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Solution

The fourth proportional to 38,243.53, 57,356.63 and 14,542.63 is: 21,810.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,243.53 : 57,356.63 = 14,542.63 : x
  2. Step 2: Convert to fraction form
    38,243.53/57,356.63 = 14,542.63/x
  3. Step 3: Cross multiply
    38,243.53x = 57,356.63 × 14,542.63
  4. Step 4: Simplify right side
    38,243.53x = 834,115,961.35
  5. Step 5: Solve for x
    x = 834,115,961.35/38,243.53
  6. Step 6: Final answer
    x = 21,810.64

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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.