Home / 23,120.38-31,894.37-14,043.32

Finding the Fourth Proportional to 23,120.38, 31,894.37 and 14,043.32

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Solution

The fourth proportional to 23,120.38, 31,894.37 and 14,043.32 is: 19,372.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,120.38 : 31,894.37 = 14,043.32 : x
  2. Step 2: Convert to fraction form
    23,120.38/31,894.37 = 14,043.32/x
  3. Step 3: Cross multiply
    23,120.38x = 31,894.37 × 14,043.32
  4. Step 4: Simplify right side
    23,120.38x = 447,902,952.89
  5. Step 5: Solve for x
    x = 447,902,952.89/23,120.38
  6. Step 6: Final answer
    x = 19,372.65

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Double scale
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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.