Home / 31,826.74-47,740.24-10,766.94

Finding the Fourth Proportional to 31,826.74, 47,740.24 and 10,766.94

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Solution

The fourth proportional to 31,826.74, 47,740.24 and 10,766.94 is: 16,150.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,826.74 : 47,740.24 = 10,766.94 : x
  2. Step 2: Convert to fraction form
    31,826.74/47,740.24 = 10,766.94/x
  3. Step 3: Cross multiply
    31,826.74x = 47,740.24 × 10,766.94
  4. Step 4: Simplify right side
    31,826.74x = 514,016,299.67
  5. Step 5: Solve for x
    x = 514,016,299.67/31,826.74
  6. Step 6: Final answer
    x = 16,150.45

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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.