Home / 35,440.35-53,142.07-16,715.36

Finding the Fourth Proportional to 35,440.35, 53,142.07 and 16,715.36

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Solution

The fourth proportional to 35,440.35, 53,142.07 and 16,715.36 is: 25,064.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,440.35 : 53,142.07 = 16,715.36 : x
  2. Step 2: Convert to fraction form
    35,440.35/53,142.07 = 16,715.36/x
  3. Step 3: Cross multiply
    35,440.35x = 53,142.07 × 16,715.36
  4. Step 4: Simplify right side
    35,440.35x = 888,288,481.91
  5. Step 5: Solve for x
    x = 888,288,481.91/35,440.35
  6. Step 6: Final answer
    x = 25,064.33

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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.