Home / 34,687.72-47,892.45-22,771.27

Finding the Fourth Proportional to 34,687.72, 47,892.45 and 22,771.27

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Solution

The fourth proportional to 34,687.72, 47,892.45 and 22,771.27 is: 31,439.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,687.72 : 47,892.45 = 22,771.27 : x
  2. Step 2: Convert to fraction form
    34,687.72/47,892.45 = 22,771.27/x
  3. Step 3: Cross multiply
    34,687.72x = 47,892.45 × 22,771.27
  4. Step 4: Simplify right side
    34,687.72x = 1,090,571,909.91
  5. Step 5: Solve for x
    x = 1,090,571,909.91/34,687.72
  6. Step 6: Final answer
    x = 31,439.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.