Home / 22,464.24-30,999.32-12,392.70

Finding the Fourth Proportional to 22,464.24, 30,999.32 and 12,392.70

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Solution

The fourth proportional to 22,464.24, 30,999.32 and 12,392.70 is: 17,101.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,464.24 : 30,999.32 = 12,392.70 : x
  2. Step 2: Convert to fraction form
    22,464.24/30,999.32 = 12,392.70/x
  3. Step 3: Cross multiply
    22,464.24x = 30,999.32 × 12,392.70
  4. Step 4: Simplify right side
    22,464.24x = 384,165,056.00
  5. Step 5: Solve for x
    x = 384,165,056.00/22,464.24
  6. Step 6: Final answer
    x = 17,101.19

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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.