Home / 31,869.08-47,800.50-9,682.67

Finding the Fourth Proportional to 31,869.08, 47,800.50 and 9,682.67

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Solution

The fourth proportional to 31,869.08, 47,800.50 and 9,682.67 is: 14,523.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,869.08 : 47,800.50 = 9,682.67 : x
  2. Step 2: Convert to fraction form
    31,869.08/47,800.50 = 9,682.67/x
  3. Step 3: Cross multiply
    31,869.08x = 47,800.50 × 9,682.67
  4. Step 4: Simplify right side
    31,869.08x = 462,836,550.53
  5. Step 5: Solve for x
    x = 462,836,550.53/31,869.08
  6. Step 6: Final answer
    x = 14,523.06

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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.