Home / 31,964.29-47,944.71-9,777.67

Finding the Fourth Proportional to 31,964.29, 47,944.71 and 9,777.67

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Solution

The fourth proportional to 31,964.29, 47,944.71 and 9,777.67 is: 14,665.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,964.29 : 47,944.71 = 9,777.67 : x
  2. Step 2: Convert to fraction form
    31,964.29/47,944.71 = 9,777.67/x
  3. Step 3: Cross multiply
    31,964.29x = 47,944.71 × 9,777.67
  4. Step 4: Simplify right side
    31,964.29x = 468,787,432.76
  5. Step 5: Solve for x
    x = 468,787,432.76/31,964.29
  6. Step 6: Final answer
    x = 14,665.97

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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.