Home / 25,873.07-38,864.88-18,524.75

Finding the Fourth Proportional to 25,873.07, 38,864.88 and 18,524.75

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Solution

The fourth proportional to 25,873.07, 38,864.88 and 18,524.75 is: 27,826.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,873.07 : 38,864.88 = 18,524.75 : x
  2. Step 2: Convert to fraction form
    25,873.07/38,864.88 = 18,524.75/x
  3. Step 3: Cross multiply
    25,873.07x = 38,864.88 × 18,524.75
  4. Step 4: Simplify right side
    25,873.07x = 719,961,991.46
  5. Step 5: Solve for x
    x = 719,961,991.46/25,873.07
  6. Step 6: Final answer
    x = 27,826.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.