Home / 45,779.58-68,647.41-19,470.06

Finding the Fourth Proportional to 45,779.58, 68,647.41 and 19,470.06

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Solution

The fourth proportional to 45,779.58, 68,647.41 and 19,470.06 is: 29,195.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,779.58 : 68,647.41 = 19,470.06 : x
  2. Step 2: Convert to fraction form
    45,779.58/68,647.41 = 19,470.06/x
  3. Step 3: Cross multiply
    45,779.58x = 68,647.41 × 19,470.06
  4. Step 4: Simplify right side
    45,779.58x = 1,336,569,191.54
  5. Step 5: Solve for x
    x = 1,336,569,191.54/45,779.58
  6. Step 6: Final answer
    x = 29,195.75

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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.