Home / 45,914.48-68,898.30-19,258.10

Finding the Fourth Proportional to 45,914.48, 68,898.30 and 19,258.10

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Solution

The fourth proportional to 45,914.48, 68,898.30 and 19,258.10 is: 28,898.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,914.48 : 68,898.30 = 19,258.10 : x
  2. Step 2: Convert to fraction form
    45,914.48/68,898.30 = 19,258.10/x
  3. Step 3: Cross multiply
    45,914.48x = 68,898.30 × 19,258.10
  4. Step 4: Simplify right side
    45,914.48x = 1,326,850,078.96
  5. Step 5: Solve for x
    x = 1,326,850,078.96/45,914.48
  6. Step 6: Final answer
    x = 28,898.29

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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.