Home / 38,304.76-52,860.56-21,537.76

Finding the Fourth Proportional to 38,304.76, 52,860.56 and 21,537.76

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Solution

The fourth proportional to 38,304.76, 52,860.56 and 21,537.76 is: 29,722.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,304.76 : 52,860.56 = 21,537.76 : x
  2. Step 2: Convert to fraction form
    38,304.76/52,860.56 = 21,537.76/x
  3. Step 3: Cross multiply
    38,304.76x = 52,860.56 × 21,537.76
  4. Step 4: Simplify right side
    38,304.76x = 1,138,498,054.75
  5. Step 5: Solve for x
    x = 1,138,498,054.75/38,304.76
  6. Step 6: Final answer
    x = 29,722.10

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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.