Home / 31,902.49-47,879.25-14,373.69

Finding the Fourth Proportional to 31,902.49, 47,879.25 and 14,373.69

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Solution

The fourth proportional to 31,902.49, 47,879.25 and 14,373.69 is: 21,572.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,902.49 : 47,879.25 = 14,373.69 : x
  2. Step 2: Convert to fraction form
    31,902.49/47,879.25 = 14,373.69/x
  3. Step 3: Cross multiply
    31,902.49x = 47,879.25 × 14,373.69
  4. Step 4: Simplify right side
    31,902.49x = 688,201,344.34
  5. Step 5: Solve for x
    x = 688,201,344.34/31,902.49
  6. Step 6: Final answer
    x = 21,572.03

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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.