Home / 23,313.80-34,981.04-12,217.85

Finding the Fourth Proportional to 23,313.80, 34,981.04 and 12,217.85

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Solution

The fourth proportional to 23,313.80, 34,981.04 and 12,217.85 is: 18,332.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,313.80 : 34,981.04 = 12,217.85 : x
  2. Step 2: Convert to fraction form
    23,313.80/34,981.04 = 12,217.85/x
  3. Step 3: Cross multiply
    23,313.80x = 34,981.04 × 12,217.85
  4. Step 4: Simplify right side
    23,313.80x = 427,393,038.47
  5. Step 5: Solve for x
    x = 427,393,038.47/23,313.80
  6. Step 6: Final answer
    x = 18,332.19

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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.