Home / 31,560.28-47,295.30-23,174.50

Finding the Fourth Proportional to 31,560.28, 47,295.30 and 23,174.50

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Solution

The fourth proportional to 31,560.28, 47,295.30 and 23,174.50 is: 34,728.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,560.28 : 47,295.30 = 23,174.50 : x
  2. Step 2: Convert to fraction form
    31,560.28/47,295.30 = 23,174.50/x
  3. Step 3: Cross multiply
    31,560.28x = 47,295.30 × 23,174.50
  4. Step 4: Simplify right side
    31,560.28x = 1,096,044,929.85
  5. Step 5: Solve for x
    x = 1,096,044,929.85/31,560.28
  6. Step 6: Final answer
    x = 34,728.62

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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.