Home / 35,439.72-53,171.82-15,732.06

Finding the Fourth Proportional to 35,439.72, 53,171.82 and 15,732.06

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Solution

The fourth proportional to 35,439.72, 53,171.82 and 15,732.06 is: 23,603.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,439.72 : 53,171.82 = 15,732.06 : x
  2. Step 2: Convert to fraction form
    35,439.72/53,171.82 = 15,732.06/x
  3. Step 3: Cross multiply
    35,439.72x = 53,171.82 × 15,732.06
  4. Step 4: Simplify right side
    35,439.72x = 836,502,262.55
  5. Step 5: Solve for x
    x = 836,502,262.55/35,439.72
  6. Step 6: Final answer
    x = 23,603.52

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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.