Home / 29,388.50-40,556.14-16,813.26

Finding the Fourth Proportional to 29,388.50, 40,556.14 and 16,813.26

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Solution

The fourth proportional to 29,388.50, 40,556.14 and 16,813.26 is: 23,202.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,388.50 : 40,556.14 = 16,813.26 : x
  2. Step 2: Convert to fraction form
    29,388.50/40,556.14 = 16,813.26/x
  3. Step 3: Cross multiply
    29,388.50x = 40,556.14 × 16,813.26
  4. Step 4: Simplify right side
    29,388.50x = 681,880,926.42
  5. Step 5: Solve for x
    x = 681,880,926.42/29,388.50
  6. Step 6: Final answer
    x = 23,202.30

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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.