Home / 35,318.76-52,962.89-13,115.85

Finding the Fourth Proportional to 35,318.76, 52,962.89 and 13,115.85

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Solution

The fourth proportional to 35,318.76, 52,962.89 and 13,115.85 is: 19,668.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,318.76 : 52,962.89 = 13,115.85 : x
  2. Step 2: Convert to fraction form
    35,318.76/52,962.89 = 13,115.85/x
  3. Step 3: Cross multiply
    35,318.76x = 52,962.89 × 13,115.85
  4. Step 4: Simplify right side
    35,318.76x = 694,653,255.23
  5. Step 5: Solve for x
    x = 694,653,255.23/35,318.76
  6. Step 6: Final answer
    x = 19,668.11

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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.