Home / 35,804.52-53,651.49-13,605.87

Finding the Fourth Proportional to 35,804.52, 53,651.49 and 13,605.87

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Solution

The fourth proportional to 35,804.52, 53,651.49 and 13,605.87 is: 20,387.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,804.52 : 53,651.49 = 13,605.87 : x
  2. Step 2: Convert to fraction form
    35,804.52/53,651.49 = 13,605.87/x
  3. Step 3: Cross multiply
    35,804.52x = 53,651.49 × 13,605.87
  4. Step 4: Simplify right side
    35,804.52x = 729,975,198.25
  5. Step 5: Solve for x
    x = 729,975,198.25/35,804.52
  6. Step 6: Final answer
    x = 20,387.79

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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.