Home / 23,313.81-34,981.06-12,217.86

Finding the Fourth Proportional to 23,313.81, 34,981.06 and 12,217.86

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Solution

The fourth proportional to 23,313.81, 34,981.06 and 12,217.86 is: 18,332.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,313.81 : 34,981.06 = 12,217.86 : x
  2. Step 2: Convert to fraction form
    23,313.81/34,981.06 = 12,217.86/x
  3. Step 3: Cross multiply
    23,313.81x = 34,981.06 × 12,217.86
  4. Step 4: Simplify right side
    23,313.81x = 427,393,794.37
  5. Step 5: Solve for x
    x = 427,393,794.37/23,313.81
  6. Step 6: Final answer
    x = 18,332.21

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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.