Home / 45,665.37-68,492.12-19,376.42

Finding the Fourth Proportional to 45,665.37, 68,492.12 and 19,376.42

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Solution

The fourth proportional to 45,665.37, 68,492.12 and 19,376.42 is: 29,062.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,665.37 : 68,492.12 = 19,376.42 : x
  2. Step 2: Convert to fraction form
    45,665.37/68,492.12 = 19,376.42/x
  3. Step 3: Cross multiply
    45,665.37x = 68,492.12 × 19,376.42
  4. Step 4: Simplify right side
    45,665.37x = 1,327,131,644.47
  5. Step 5: Solve for x
    x = 1,327,131,644.47/45,665.37
  6. Step 6: Final answer
    x = 29,062.10

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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.