Home / 38,316.80-52,873.44-21,549.44

Finding the Fourth Proportional to 38,316.80, 52,873.44 and 21,549.44

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Solution

The fourth proportional to 38,316.80, 52,873.44 and 21,549.44 is: 29,736.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,316.80 : 52,873.44 = 21,549.44 : x
  2. Step 2: Convert to fraction form
    38,316.80/52,873.44 = 21,549.44/x
  3. Step 3: Cross multiply
    38,316.80x = 52,873.44 × 21,549.44
  4. Step 4: Simplify right side
    38,316.80x = 1,139,393,022.87
  5. Step 5: Solve for x
    x = 1,139,393,022.87/38,316.80
  6. Step 6: Final answer
    x = 29,736.12

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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.