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Finding the Fourth Proportional to 15,452.60, 23,186.10 and 11,564.60

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Solution

The fourth proportional to 15,452.60, 23,186.10 and 11,564.60 is: 17,352.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,452.60 : 23,186.10 = 11,564.60 : x
  2. Step 2: Convert to fraction form
    15,452.60/23,186.10 = 11,564.60/x
  3. Step 3: Cross multiply
    15,452.60x = 23,186.10 × 11,564.60
  4. Step 4: Simplify right side
    15,452.60x = 268,137,972.06
  5. Step 5: Solve for x
    x = 268,137,972.06/15,452.60
  6. Step 6: Final answer
    x = 17,352.29

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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.