Home / 34,747.69-47,950.52-18,831.80

Finding the Fourth Proportional to 34,747.69, 47,950.52 and 18,831.80

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Solution

The fourth proportional to 34,747.69, 47,950.52 and 18,831.80 is: 25,987.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,747.69 : 47,950.52 = 18,831.80 : x
  2. Step 2: Convert to fraction form
    34,747.69/47,950.52 = 18,831.80/x
  3. Step 3: Cross multiply
    34,747.69x = 47,950.52 × 18,831.80
  4. Step 4: Simplify right side
    34,747.69x = 902,994,362.78
  5. Step 5: Solve for x
    x = 902,994,362.78/34,747.69
  6. Step 6: Final answer
    x = 25,987.18

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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.