Home / 38,473.53-53,096.13-21,481.11

Finding the Fourth Proportional to 38,473.53, 53,096.13 and 21,481.11

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Solution

The fourth proportional to 38,473.53, 53,096.13 and 21,481.11 is: 29,645.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,473.53 : 53,096.13 = 21,481.11 : x
  2. Step 2: Convert to fraction form
    38,473.53/53,096.13 = 21,481.11/x
  3. Step 3: Cross multiply
    38,473.53x = 53,096.13 × 21,481.11
  4. Step 4: Simplify right side
    38,473.53x = 1,140,563,809.10
  5. Step 5: Solve for x
    x = 1,140,563,809.10/38,473.53
  6. Step 6: Final answer
    x = 29,645.42

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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.