Home / 18,506.82-25,547.75-11,801.46

Finding the Fourth Proportional to 18,506.82, 25,547.75 and 11,801.46

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Solution

The fourth proportional to 18,506.82, 25,547.75 and 11,801.46 is: 16,291.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,506.82 : 25,547.75 = 11,801.46 : x
  2. Step 2: Convert to fraction form
    18,506.82/25,547.75 = 11,801.46/x
  3. Step 3: Cross multiply
    18,506.82x = 25,547.75 × 11,801.46
  4. Step 4: Simplify right side
    18,506.82x = 301,500,749.72
  5. Step 5: Solve for x
    x = 301,500,749.72/18,506.82
  6. Step 6: Final answer
    x = 16,291.33

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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.