Home / 18,537.90-25,584.14-10,581.33

Finding the Fourth Proportional to 18,537.90, 25,584.14 and 10,581.33

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Solution

The fourth proportional to 18,537.90, 25,584.14 and 10,581.33 is: 14,603.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,537.90 : 25,584.14 = 10,581.33 : x
  2. Step 2: Convert to fraction form
    18,537.90/25,584.14 = 10,581.33/x
  3. Step 3: Cross multiply
    18,537.90x = 25,584.14 × 10,581.33
  4. Step 4: Simplify right side
    18,537.90x = 270,714,228.11
  5. Step 5: Solve for x
    x = 270,714,228.11/18,537.90
  6. Step 6: Final answer
    x = 14,603.28

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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.