Home / 17,911.08-26,867.97-4,763.07

Finding the Fourth Proportional to 17,911.08, 26,867.97 and 4,763.07

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Solution

The fourth proportional to 17,911.08, 26,867.97 and 4,763.07 is: 7,144.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,911.08 : 26,867.97 = 4,763.07 : x
  2. Step 2: Convert to fraction form
    17,911.08/26,867.97 = 4,763.07/x
  3. Step 3: Cross multiply
    17,911.08x = 26,867.97 × 4,763.07
  4. Step 4: Simplify right side
    17,911.08x = 127,974,021.87
  5. Step 5: Solve for x
    x = 127,974,021.87/17,911.08
  6. Step 6: Final answer
    x = 7,144.96

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1.5x scale

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.