Home / 31,883.52-47,831.09-10,537.46

Finding the Fourth Proportional to 31,883.52, 47,831.09 and 10,537.46

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Solution

The fourth proportional to 31,883.52, 47,831.09 and 10,537.46 is: 15,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,883.52 : 47,831.09 = 10,537.46 : x
  2. Step 2: Convert to fraction form
    31,883.52/47,831.09 = 10,537.46/x
  3. Step 3: Cross multiply
    31,883.52x = 47,831.09 × 10,537.46
  4. Step 4: Simplify right side
    31,883.52x = 504,017,905.79
  5. Step 5: Solve for x
    x = 504,017,905.79/31,883.52
  6. Step 6: Final answer
    x = 15,808.10

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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.