Home / 18,317.73-25,279.46-11,600.91

Finding the Fourth Proportional to 18,317.73, 25,279.46 and 11,600.91

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Solution

The fourth proportional to 18,317.73, 25,279.46 and 11,600.91 is: 16,009.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,317.73 : 25,279.46 = 11,600.91 : x
  2. Step 2: Convert to fraction form
    18,317.73/25,279.46 = 11,600.91/x
  3. Step 3: Cross multiply
    18,317.73x = 25,279.46 × 11,600.91
  4. Step 4: Simplify right side
    18,317.73x = 293,264,740.31
  5. Step 5: Solve for x
    x = 293,264,740.31/18,317.73
  6. Step 6: Final answer
    x = 16,009.88

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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.