Home / 38,825.14-53,507.64-28,196.32

Finding the Fourth Proportional to 38,825.14, 53,507.64 and 28,196.32

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Solution

The fourth proportional to 38,825.14, 53,507.64 and 28,196.32 is: 38,859.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,825.14 : 53,507.64 = 28,196.32 : x
  2. Step 2: Convert to fraction form
    38,825.14/53,507.64 = 28,196.32/x
  3. Step 3: Cross multiply
    38,825.14x = 53,507.64 × 28,196.32
  4. Step 4: Simplify right side
    38,825.14x = 1,508,718,539.88
  5. Step 5: Solve for x
    x = 1,508,718,539.88/38,825.14
  6. Step 6: Final answer
    x = 38,859.32

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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.