Home / 19,656.40-29,452.20-16,351.60

Finding the Fourth Proportional to 19,656.40, 29,452.20 and 16,351.60

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Solution

The fourth proportional to 19,656.40, 29,452.20 and 16,351.60 is: 24,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,656.40 : 29,452.20 = 16,351.60 : x
  2. Step 2: Convert to fraction form
    19,656.40/29,452.20 = 16,351.60/x
  3. Step 3: Cross multiply
    19,656.40x = 29,452.20 × 16,351.60
  4. Step 4: Simplify right side
    19,656.40x = 481,590,593.52
  5. Step 5: Solve for x
    x = 481,590,593.52/19,656.40
  6. Step 6: Final answer
    x = 24,500.45

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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.