Home / 31,628.20-47,426.28-10,560.73

Finding the Fourth Proportional to 31,628.20, 47,426.28 and 10,560.73

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Solution

The fourth proportional to 31,628.20, 47,426.28 and 10,560.73 is: 15,835.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,628.20 : 47,426.28 = 10,560.73 : x
  2. Step 2: Convert to fraction form
    31,628.20/47,426.28 = 10,560.73/x
  3. Step 3: Cross multiply
    31,628.20x = 47,426.28 × 10,560.73
  4. Step 4: Simplify right side
    31,628.20x = 500,856,137.98
  5. Step 5: Solve for x
    x = 500,856,137.98/31,628.20
  6. Step 6: Final answer
    x = 15,835.75

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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.