Home / 39,831.46-59,726.61-11,747.94

Finding the Fourth Proportional to 39,831.46, 59,726.61 and 11,747.94

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Solution

The fourth proportional to 39,831.46, 59,726.61 and 11,747.94 is: 17,615.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,831.46 : 59,726.61 = 11,747.94 : x
  2. Step 2: Convert to fraction form
    39,831.46/59,726.61 = 11,747.94/x
  3. Step 3: Cross multiply
    39,831.46x = 59,726.61 × 11,747.94
  4. Step 4: Simplify right side
    39,831.46x = 701,664,518.70
  5. Step 5: Solve for x
    x = 701,664,518.70/39,831.46
  6. Step 6: Final answer
    x = 17,615.84

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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.