Home / 19,132.11-26,427.41-13,153.41

Finding the Fourth Proportional to 19,132.11, 26,427.41 and 13,153.41

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Solution

The fourth proportional to 19,132.11, 26,427.41 and 13,153.41 is: 18,168.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.11 : 26,427.41 = 13,153.41 : x
  2. Step 2: Convert to fraction form
    19,132.11/26,427.41 = 13,153.41/x
  3. Step 3: Cross multiply
    19,132.11x = 26,427.41 × 13,153.41
  4. Step 4: Simplify right side
    19,132.11x = 347,610,493.20
  5. Step 5: Solve for x
    x = 347,610,493.20/19,132.11
  6. Step 6: Final answer
    x = 18,168.96

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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.