Home / 40,825.11-61,241.55-15,867.09

Finding the Fourth Proportional to 40,825.11, 61,241.55 and 15,867.09

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Solution

The fourth proportional to 40,825.11, 61,241.55 and 15,867.09 is: 23,802.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,825.11 : 61,241.55 = 15,867.09 : x
  2. Step 2: Convert to fraction form
    40,825.11/61,241.55 = 15,867.09/x
  3. Step 3: Cross multiply
    40,825.11x = 61,241.55 × 15,867.09
  4. Step 4: Simplify right side
    40,825.11x = 971,725,126.09
  5. Step 5: Solve for x
    x = 971,725,126.09/40,825.11
  6. Step 6: Final answer
    x = 23,802.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.