Home / 34,180.47-47,169.50-19,843.65

Finding the Fourth Proportional to 34,180.47, 47,169.50 and 19,843.65

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Solution

The fourth proportional to 34,180.47, 47,169.50 and 19,843.65 is: 27,384.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,180.47 : 47,169.50 = 19,843.65 : x
  2. Step 2: Convert to fraction form
    34,180.47/47,169.50 = 19,843.65/x
  3. Step 3: Cross multiply
    34,180.47x = 47,169.50 × 19,843.65
  4. Step 4: Simplify right side
    34,180.47x = 936,014,949.46
  5. Step 5: Solve for x
    x = 936,014,949.46/34,180.47
  6. Step 6: Final answer
    x = 27,384.50

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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.