Home / 38,921.62-53,710.41-23,808.64

Finding the Fourth Proportional to 38,921.62, 53,710.41 and 23,808.64

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Solution

The fourth proportional to 38,921.62, 53,710.41 and 23,808.64 is: 32,855.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,921.62 : 53,710.41 = 23,808.64 : x
  2. Step 2: Convert to fraction form
    38,921.62/53,710.41 = 23,808.64/x
  3. Step 3: Cross multiply
    38,921.62x = 53,710.41 × 23,808.64
  4. Step 4: Simplify right side
    38,921.62x = 1,278,771,815.94
  5. Step 5: Solve for x
    x = 1,278,771,815.94/38,921.62
  6. Step 6: Final answer
    x = 32,855.05

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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.