Home / 38,352.42-52,922.97-21,355.38

Finding the Fourth Proportional to 38,352.42, 52,922.97 and 21,355.38

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Solution

The fourth proportional to 38,352.42, 52,922.97 and 21,355.38 is: 29,468.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,352.42 : 52,922.97 = 21,355.38 : x
  2. Step 2: Convert to fraction form
    38,352.42/52,922.97 = 21,355.38/x
  3. Step 3: Cross multiply
    38,352.42x = 52,922.97 × 21,355.38
  4. Step 4: Simplify right side
    38,352.42x = 1,130,190,135.08
  5. Step 5: Solve for x
    x = 1,130,190,135.08/38,352.42
  6. Step 6: Final answer
    x = 29,468.55

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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.