Home / 45,956.70-68,935.53-19,645.02

Finding the Fourth Proportional to 45,956.70, 68,935.53 and 19,645.02

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Solution

The fourth proportional to 45,956.70, 68,935.53 and 19,645.02 is: 29,467.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,956.70 : 68,935.53 = 19,645.02 : x
  2. Step 2: Convert to fraction form
    45,956.70/68,935.53 = 19,645.02/x
  3. Step 3: Cross multiply
    45,956.70x = 68,935.53 × 19,645.02
  4. Step 4: Simplify right side
    45,956.70x = 1,354,239,865.56
  5. Step 5: Solve for x
    x = 1,354,239,865.56/45,956.70
  6. Step 6: Final answer
    x = 29,467.74

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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.