Home / 35,565.26-53,353.71-13,380.48

Finding the Fourth Proportional to 35,565.26, 53,353.71 and 13,380.48

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Solution

The fourth proportional to 35,565.26, 53,353.71 and 13,380.48 is: 20,072.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,565.26 : 53,353.71 = 13,380.48 : x
  2. Step 2: Convert to fraction form
    35,565.26/53,353.71 = 13,380.48/x
  3. Step 3: Cross multiply
    35,565.26x = 53,353.71 × 13,380.48
  4. Step 4: Simplify right side
    35,565.26x = 713,898,249.58
  5. Step 5: Solve for x
    x = 713,898,249.58/35,565.26
  6. Step 6: Final answer
    x = 20,072.91

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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.