Home / 22,464.66-31,000.83-12,392.85

Finding the Fourth Proportional to 22,464.66, 31,000.83 and 12,392.85

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Solution

The fourth proportional to 22,464.66, 31,000.83 and 12,392.85 is: 17,101.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,464.66 : 31,000.83 = 12,392.85 : x
  2. Step 2: Convert to fraction form
    22,464.66/31,000.83 = 12,392.85/x
  3. Step 3: Cross multiply
    22,464.66x = 31,000.83 × 12,392.85
  4. Step 4: Simplify right side
    22,464.66x = 384,188,636.07
  5. Step 5: Solve for x
    x = 384,188,636.07/22,464.66
  6. Step 6: Final answer
    x = 17,101.91

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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.