Home / 17,580.45-26,369.91-5,100.21

Finding the Fourth Proportional to 17,580.45, 26,369.91 and 5,100.21

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Solution

The fourth proportional to 17,580.45, 26,369.91 and 5,100.21 is: 7,650.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,580.45 : 26,369.91 = 5,100.21 : x
  2. Step 2: Convert to fraction form
    17,580.45/26,369.91 = 5,100.21/x
  3. Step 3: Cross multiply
    17,580.45x = 26,369.91 × 5,100.21
  4. Step 4: Simplify right side
    17,580.45x = 134,492,078.68
  5. Step 5: Solve for x
    x = 134,492,078.68/17,580.45
  6. Step 6: Final answer
    x = 7,650.09

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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.