Home / 31,982.24-47,911.02-19,471.23

Finding the Fourth Proportional to 31,982.24, 47,911.02 and 19,471.23

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Solution

The fourth proportional to 31,982.24, 47,911.02 and 19,471.23 is: 29,168.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,982.24 : 47,911.02 = 19,471.23 : x
  2. Step 2: Convert to fraction form
    31,982.24/47,911.02 = 19,471.23/x
  3. Step 3: Cross multiply
    31,982.24x = 47,911.02 × 19,471.23
  4. Step 4: Simplify right side
    31,982.24x = 932,886,416.94
  5. Step 5: Solve for x
    x = 932,886,416.94/31,982.24
  6. Step 6: Final answer
    x = 29,168.89

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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.