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Finding the Fourth Proportional to 64,418.88, 96,627.42 and 22,329.60

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Solution

The fourth proportional to 64,418.88, 96,627.42 and 22,329.60 is: 33,494.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,418.88 : 96,627.42 = 22,329.60 : x
  2. Step 2: Convert to fraction form
    64,418.88/96,627.42 = 22,329.60/x
  3. Step 3: Cross multiply
    64,418.88x = 96,627.42 × 22,329.60
  4. Step 4: Simplify right side
    64,418.88x = 2,157,651,637.63
  5. Step 5: Solve for x
    x = 2,157,651,637.63/64,418.88
  6. Step 6: Final answer
    x = 33,494.09

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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.