Home / 45,928.90-68,879.67-17,853.31

Finding the Fourth Proportional to 45,928.90, 68,879.67 and 17,853.31

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Solution

The fourth proportional to 45,928.90, 68,879.67 and 17,853.31 is: 26,774.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,928.90 : 68,879.67 = 17,853.31 : x
  2. Step 2: Convert to fraction form
    45,928.90/68,879.67 = 17,853.31/x
  3. Step 3: Cross multiply
    45,928.90x = 68,879.67 × 17,853.31
  4. Step 4: Simplify right side
    45,928.90x = 1,229,730,101.21
  5. Step 5: Solve for x
    x = 1,229,730,101.21/45,928.90
  6. Step 6: Final answer
    x = 26,774.65

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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.