Home / 19,968.56-29,959.08-5,928.65

Finding the Fourth Proportional to 19,968.56, 29,959.08 and 5,928.65

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Solution

The fourth proportional to 19,968.56, 29,959.08 and 5,928.65 is: 8,894.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,968.56 : 29,959.08 = 5,928.65 : x
  2. Step 2: Convert to fraction form
    19,968.56/29,959.08 = 5,928.65/x
  3. Step 3: Cross multiply
    19,968.56x = 29,959.08 × 5,928.65
  4. Step 4: Simplify right side
    19,968.56x = 177,616,749.85
  5. Step 5: Solve for x
    x = 177,616,749.85/19,968.56
  6. Step 6: Final answer
    x = 8,894.82

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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.