Home / 35,390.66-53,048.96-13,194.38

Finding the Fourth Proportional to 35,390.66, 53,048.96 and 13,194.38

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Solution

The fourth proportional to 35,390.66, 53,048.96 and 13,194.38 is: 19,777.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,390.66 : 53,048.96 = 13,194.38 : x
  2. Step 2: Convert to fraction form
    35,390.66/53,048.96 = 13,194.38/x
  3. Step 3: Cross multiply
    35,390.66x = 53,048.96 × 13,194.38
  4. Step 4: Simplify right side
    35,390.66x = 699,947,904.59
  5. Step 5: Solve for x
    x = 699,947,904.59/35,390.66
  6. Step 6: Final answer
    x = 19,777.76

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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.