Home / 38,141.62-52,634.01-21,373.54

Finding the Fourth Proportional to 38,141.62, 52,634.01 and 21,373.54

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Solution

The fourth proportional to 38,141.62, 52,634.01 and 21,373.54 is: 29,494.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,141.62 : 52,634.01 = 21,373.54 : x
  2. Step 2: Convert to fraction form
    38,141.62/52,634.01 = 21,373.54/x
  3. Step 3: Cross multiply
    38,141.62x = 52,634.01 × 21,373.54
  4. Step 4: Simplify right side
    38,141.62x = 1,124,975,118.10
  5. Step 5: Solve for x
    x = 1,124,975,118.10/38,141.62
  6. Step 6: Final answer
    x = 29,494.69

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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.