Home / 12,535.02-18,791.49-4,739.82

Finding the Fourth Proportional to 12,535.02, 18,791.49 and 4,739.82

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Solution

The fourth proportional to 12,535.02, 18,791.49 and 4,739.82 is: 7,105.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,535.02 : 18,791.49 = 4,739.82 : x
  2. Step 2: Convert to fraction form
    12,535.02/18,791.49 = 4,739.82/x
  3. Step 3: Cross multiply
    12,535.02x = 18,791.49 × 4,739.82
  4. Step 4: Simplify right side
    12,535.02x = 89,068,280.13
  5. Step 5: Solve for x
    x = 89,068,280.13/12,535.02
  6. Step 6: Final answer
    x = 7,105.56

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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.