Home / 17,914.64-26,821.26-13,693.05

Finding the Fourth Proportional to 17,914.64, 26,821.26 and 13,693.05

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Solution

The fourth proportional to 17,914.64, 26,821.26 and 13,693.05 is: 20,500.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,914.64 : 26,821.26 = 13,693.05 : x
  2. Step 2: Convert to fraction form
    17,914.64/26,821.26 = 13,693.05/x
  3. Step 3: Cross multiply
    17,914.64x = 26,821.26 × 13,693.05
  4. Step 4: Simplify right side
    17,914.64x = 367,264,854.24
  5. Step 5: Solve for x
    x = 367,264,854.24/17,914.64
  6. Step 6: Final answer
    x = 20,500.83

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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.