Home / 17,626.47-26,431.44-8,263.36

Finding the Fourth Proportional to 17,626.47, 26,431.44 and 8,263.36

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Solution

The fourth proportional to 17,626.47, 26,431.44 and 8,263.36 is: 12,391.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,626.47 : 26,431.44 = 8,263.36 : x
  2. Step 2: Convert to fraction form
    17,626.47/26,431.44 = 8,263.36/x
  3. Step 3: Cross multiply
    17,626.47x = 26,431.44 × 8,263.36
  4. Step 4: Simplify right side
    17,626.47x = 218,412,504.04
  5. Step 5: Solve for x
    x = 218,412,504.04/17,626.47
  6. Step 6: Final answer
    x = 12,391.17

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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.