Home / 29,176.14-43,660.53-21,365.58

Finding the Fourth Proportional to 29,176.14, 43,660.53 and 21,365.58

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Solution

The fourth proportional to 29,176.14, 43,660.53 and 21,365.58 is: 31,972.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,176.14 : 43,660.53 = 21,365.58 : x
  2. Step 2: Convert to fraction form
    29,176.14/43,660.53 = 21,365.58/x
  3. Step 3: Cross multiply
    29,176.14x = 43,660.53 × 21,365.58
  4. Step 4: Simplify right side
    29,176.14x = 932,832,546.56
  5. Step 5: Solve for x
    x = 932,832,546.56/29,176.14
  6. Step 6: Final answer
    x = 31,972.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.