Home / 38,344.60-52,915.44-21,577.60

Finding the Fourth Proportional to 38,344.60, 52,915.44 and 21,577.60

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Solution

The fourth proportional to 38,344.60, 52,915.44 and 21,577.60 is: 29,777.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,344.60 : 52,915.44 = 21,577.60 : x
  2. Step 2: Convert to fraction form
    38,344.60/52,915.44 = 21,577.60/x
  3. Step 3: Cross multiply
    38,344.60x = 52,915.44 × 21,577.60
  4. Step 4: Simplify right side
    38,344.60x = 1,141,788,198.14
  5. Step 5: Solve for x
    x = 1,141,788,198.14/38,344.60
  6. Step 6: Final answer
    x = 29,777.03

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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.