Home / 18,752.56-25,837.00-12,367.89

Finding the Fourth Proportional to 18,752.56, 25,837.00 and 12,367.89

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Solution

The fourth proportional to 18,752.56, 25,837.00 and 12,367.89 is: 17,040.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,752.56 : 25,837.00 = 12,367.89 : x
  2. Step 2: Convert to fraction form
    18,752.56/25,837.00 = 12,367.89/x
  3. Step 3: Cross multiply
    18,752.56x = 25,837.00 × 12,367.89
  4. Step 4: Simplify right side
    18,752.56x = 319,549,177.79
  5. Step 5: Solve for x
    x = 319,549,177.79/18,752.56
  6. Step 6: Final answer
    x = 17,040.29

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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.