Home / 19,110.66-26,372.22-10,612.56

Finding the Fourth Proportional to 19,110.66, 26,372.22 and 10,612.56

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Solution

The fourth proportional to 19,110.66, 26,372.22 and 10,612.56 is: 14,645.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,110.66 : 26,372.22 = 10,612.56 : x
  2. Step 2: Convert to fraction form
    19,110.66/26,372.22 = 10,612.56/x
  3. Step 3: Cross multiply
    19,110.66x = 26,372.22 × 10,612.56
  4. Step 4: Simplify right side
    19,110.66x = 279,876,767.08
  5. Step 5: Solve for x
    x = 279,876,767.08/19,110.66
  6. Step 6: Final answer
    x = 14,645.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.