Home / 18,314.58-25,286.36-14,058.03

Finding the Fourth Proportional to 18,314.58, 25,286.36 and 14,058.03

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Solution

The fourth proportional to 18,314.58, 25,286.36 and 14,058.03 is: 19,409.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,314.58 : 25,286.36 = 14,058.03 : x
  2. Step 2: Convert to fraction form
    18,314.58/25,286.36 = 14,058.03/x
  3. Step 3: Cross multiply
    18,314.58x = 25,286.36 × 14,058.03
  4. Step 4: Simplify right side
    18,314.58x = 355,476,337.18
  5. Step 5: Solve for x
    x = 355,476,337.18/18,314.58
  6. Step 6: Final answer
    x = 19,409.47

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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.