Home / 31,831.26-47,513.24-29,485.50

Finding the Fourth Proportional to 31,831.26, 47,513.24 and 29,485.50

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Solution

The fourth proportional to 31,831.26, 47,513.24 and 29,485.50 is: 44,011.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,831.26 : 47,513.24 = 29,485.50 : x
  2. Step 2: Convert to fraction form
    31,831.26/47,513.24 = 29,485.50/x
  3. Step 3: Cross multiply
    31,831.26x = 47,513.24 × 29,485.50
  4. Step 4: Simplify right side
    31,831.26x = 1,400,951,490.59
  5. Step 5: Solve for x
    x = 1,400,951,490.59/31,831.26
  6. Step 6: Final answer
    x = 44,011.81

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.