Home / 38,231.52-52,758.72-21,464.52

Finding the Fourth Proportional to 38,231.52, 52,758.72 and 21,464.52

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Solution

The fourth proportional to 38,231.52, 52,758.72 and 21,464.52 is: 29,620.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,231.52 : 52,758.72 = 21,464.52 : x
  2. Step 2: Convert to fraction form
    38,231.52/52,758.72 = 21,464.52/x
  3. Step 3: Cross multiply
    38,231.52x = 52,758.72 × 21,464.52
  4. Step 4: Simplify right side
    38,231.52x = 1,132,440,600.61
  5. Step 5: Solve for x
    x = 1,132,440,600.61/38,231.52
  6. Step 6: Final answer
    x = 29,620.60

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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.