Home / 17,904.21-26,849.97-5,250.45

Finding the Fourth Proportional to 17,904.21, 26,849.97 and 5,250.45

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Solution

The fourth proportional to 17,904.21, 26,849.97 and 5,250.45 is: 7,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,904.21 : 26,849.97 = 5,250.45 : x
  2. Step 2: Convert to fraction form
    17,904.21/26,849.97 = 5,250.45/x
  3. Step 3: Cross multiply
    17,904.21x = 26,849.97 × 5,250.45
  4. Step 4: Simplify right side
    17,904.21x = 140,974,291.74
  5. Step 5: Solve for x
    x = 140,974,291.74/17,904.21
  6. Step 6: Final answer
    x = 7,873.80

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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.