Home / 45,924.12-68,893.38-19,629

Finding the Fourth Proportional to 45,924.12, 68,893.38 and 19,629

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Solution

The fourth proportional to 45,924.12, 68,893.38 and 19,629 is: 29,446.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,924.12 : 68,893.38 = 19,629 : x
  2. Step 2: Convert to fraction form
    45,924.12/68,893.38 = 19,629/x
  3. Step 3: Cross multiply
    45,924.12x = 68,893.38 × 19,629
  4. Step 4: Simplify right side
    45,924.12x = 1,352,308,156.02
  5. Step 5: Solve for x
    x = 1,352,308,156.02/45,924.12
  6. Step 6: Final answer
    x = 29,446.58

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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.