Home / 18,956.67-26,132.49-13,273.50

Finding the Fourth Proportional to 18,956.67, 26,132.49 and 13,273.50

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Solution

The fourth proportional to 18,956.67, 26,132.49 and 13,273.50 is: 18,298.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,956.67 : 26,132.49 = 13,273.50 : x
  2. Step 2: Convert to fraction form
    18,956.67/26,132.49 = 13,273.50/x
  3. Step 3: Cross multiply
    18,956.67x = 26,132.49 × 13,273.50
  4. Step 4: Simplify right side
    18,956.67x = 346,869,606.02
  5. Step 5: Solve for x
    x = 346,869,606.02/18,956.67
  6. Step 6: Final answer
    x = 18,298.02

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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.