Home / 31,469.48-47,190.37-16,674.99

Finding the Fourth Proportional to 31,469.48, 47,190.37 and 16,674.99

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Solution

The fourth proportional to 31,469.48, 47,190.37 and 16,674.99 is: 25,005.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,469.48 : 47,190.37 = 16,674.99 : x
  2. Step 2: Convert to fraction form
    31,469.48/47,190.37 = 16,674.99/x
  3. Step 3: Cross multiply
    31,469.48x = 47,190.37 × 16,674.99
  4. Step 4: Simplify right side
    31,469.48x = 786,898,947.85
  5. Step 5: Solve for x
    x = 786,898,947.85/31,469.48
  6. Step 6: Final answer
    x = 25,005.15

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1.5x scale

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.