Home / 38,593.44-53,268.96-21,836.16

Finding the Fourth Proportional to 38,593.44, 53,268.96 and 21,836.16

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Solution

The fourth proportional to 38,593.44, 53,268.96 and 21,836.16 is: 30,139.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,593.44 : 53,268.96 = 21,836.16 : x
  2. Step 2: Convert to fraction form
    38,593.44/53,268.96 = 21,836.16/x
  3. Step 3: Cross multiply
    38,593.44x = 53,268.96 × 21,836.16
  4. Step 4: Simplify right side
    38,593.44x = 1,163,189,533.59
  5. Step 5: Solve for x
    x = 1,163,189,533.59/38,593.44
  6. Step 6: Final answer
    x = 30,139.57

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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.