Home / 35,469.15-53,171.05-12,079.32

Finding the Fourth Proportional to 35,469.15, 53,171.05 and 12,079.32

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Solution

The fourth proportional to 35,469.15, 53,171.05 and 12,079.32 is: 18,107.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,469.15 : 53,171.05 = 12,079.32 : x
  2. Step 2: Convert to fraction form
    35,469.15/53,171.05 = 12,079.32/x
  3. Step 3: Cross multiply
    35,469.15x = 53,171.05 × 12,079.32
  4. Step 4: Simplify right side
    35,469.15x = 642,270,127.69
  5. Step 5: Solve for x
    x = 642,270,127.69/35,469.15
  6. Step 6: Final answer
    x = 18,107.85

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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.