Home / 38,329.08-52,893.59-21,333.32

Finding the Fourth Proportional to 38,329.08, 52,893.59 and 21,333.32

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Solution

The fourth proportional to 38,329.08, 52,893.59 and 21,333.32 is: 29,439.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,329.08 : 52,893.59 = 21,333.32 : x
  2. Step 2: Convert to fraction form
    38,329.08/52,893.59 = 21,333.32/x
  3. Step 3: Cross multiply
    38,329.08x = 52,893.59 × 21,333.32
  4. Step 4: Simplify right side
    38,329.08x = 1,128,395,906.99
  5. Step 5: Solve for x
    x = 1,128,395,906.99/38,329.08
  6. Step 6: Final answer
    x = 29,439.68

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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.