Home / 13,444.29-18,558.14-11,548.26

Finding the Fourth Proportional to 13,444.29, 18,558.14 and 11,548.26

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Solution

The fourth proportional to 13,444.29, 18,558.14 and 11,548.26 is: 15,940.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444.29 : 18,558.14 = 11,548.26 : x
  2. Step 2: Convert to fraction form
    13,444.29/18,558.14 = 11,548.26/x
  3. Step 3: Cross multiply
    13,444.29x = 18,558.14 × 11,548.26
  4. Step 4: Simplify right side
    13,444.29x = 214,314,168.10
  5. Step 5: Solve for x
    x = 214,314,168.10/13,444.29
  6. Step 6: Final answer
    x = 15,940.91

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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.