Home / 34,185.72-47,180.62-19,842.48

Finding the Fourth Proportional to 34,185.72, 47,180.62 and 19,842.48

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Solution

The fourth proportional to 34,185.72, 47,180.62 and 19,842.48 is: 27,385.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,185.72 : 47,180.62 = 19,842.48 : x
  2. Step 2: Convert to fraction form
    34,185.72/47,180.62 = 19,842.48/x
  3. Step 3: Cross multiply
    34,185.72x = 47,180.62 × 19,842.48
  4. Step 4: Simplify right side
    34,185.72x = 936,180,508.74
  5. Step 5: Solve for x
    x = 936,180,508.74/34,185.72
  6. Step 6: Final answer
    x = 27,385.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.