Home / 18,540.90-25,588.27-10,584.32

Finding the Fourth Proportional to 18,540.90, 25,588.27 and 10,584.32

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Solution

The fourth proportional to 18,540.90, 25,588.27 and 10,584.32 is: 14,607.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,540.90 : 25,588.27 = 10,584.32 : x
  2. Step 2: Convert to fraction form
    18,540.90/25,588.27 = 10,584.32/x
  3. Step 3: Cross multiply
    18,540.90x = 25,588.27 × 10,584.32
  4. Step 4: Simplify right side
    18,540.90x = 270,834,419.17
  5. Step 5: Solve for x
    x = 270,834,419.17/18,540.90
  6. Step 6: Final answer
    x = 14,607.41

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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.