Home / 31,711.40-47,523.36-23,911.64

Finding the Fourth Proportional to 31,711.40, 47,523.36 and 23,911.64

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Solution

The fourth proportional to 31,711.40, 47,523.36 and 23,911.64 is: 35,834.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,711.40 : 47,523.36 = 23,911.64 : x
  2. Step 2: Convert to fraction form
    31,711.40/47,523.36 = 23,911.64/x
  3. Step 3: Cross multiply
    31,711.40x = 47,523.36 × 23,911.64
  4. Step 4: Simplify right side
    31,711.40x = 1,136,361,475.91
  5. Step 5: Solve for x
    x = 1,136,361,475.91/31,711.40
  6. Step 6: Final answer
    x = 35,834.48

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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.