Home / 31,828.52-47,703.50-13,096.86

Finding the Fourth Proportional to 31,828.52, 47,703.50 and 13,096.86

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Solution

The fourth proportional to 31,828.52, 47,703.50 and 13,096.86 is: 19,629.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,828.52 : 47,703.50 = 13,096.86 : x
  2. Step 2: Convert to fraction form
    31,828.52/47,703.50 = 13,096.86/x
  3. Step 3: Cross multiply
    31,828.52x = 47,703.50 × 13,096.86
  4. Step 4: Simplify right side
    31,828.52x = 624,766,061.01
  5. Step 5: Solve for x
    x = 624,766,061.01/31,828.52
  6. Step 6: Final answer
    x = 19,629.13

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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.