Home / 22,313.90-30,793.49-12,242.15

Finding the Fourth Proportional to 22,313.90, 30,793.49 and 12,242.15

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Solution

The fourth proportional to 22,313.90, 30,793.49 and 12,242.15 is: 16,894.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,313.90 : 30,793.49 = 12,242.15 : x
  2. Step 2: Convert to fraction form
    22,313.90/30,793.49 = 12,242.15/x
  3. Step 3: Cross multiply
    22,313.90x = 30,793.49 × 12,242.15
  4. Step 4: Simplify right side
    22,313.90x = 376,978,677.45
  5. Step 5: Solve for x
    x = 376,978,677.45/22,313.90
  6. Step 6: Final answer
    x = 16,894.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.