Home / 19,392.53-26,764.16-11,435.49

Finding the Fourth Proportional to 19,392.53, 26,764.16 and 11,435.49

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Solution

The fourth proportional to 19,392.53, 26,764.16 and 11,435.49 is: 15,782.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392.53 : 26,764.16 = 11,435.49 : x
  2. Step 2: Convert to fraction form
    19,392.53/26,764.16 = 11,435.49/x
  3. Step 3: Cross multiply
    19,392.53x = 26,764.16 × 11,435.49
  4. Step 4: Simplify right side
    19,392.53x = 306,061,226.86
  5. Step 5: Solve for x
    x = 306,061,226.86/19,392.53
  6. Step 6: Final answer
    x = 15,782.43

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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.