Home / 26,619.17-39,956.43-19,607.09

Finding the Fourth Proportional to 26,619.17, 39,956.43 and 19,607.09

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Solution

The fourth proportional to 26,619.17, 39,956.43 and 19,607.09 is: 29,431.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,619.17 : 39,956.43 = 19,607.09 : x
  2. Step 2: Convert to fraction form
    26,619.17/39,956.43 = 19,607.09/x
  3. Step 3: Cross multiply
    26,619.17x = 39,956.43 × 19,607.09
  4. Step 4: Simplify right side
    26,619.17x = 783,429,319.09
  5. Step 5: Solve for x
    x = 783,429,319.09/26,619.17
  6. Step 6: Final answer
    x = 29,431.03

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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.