Home / 19,185.08-28,777.46-5,334.04

Finding the Fourth Proportional to 19,185.08, 28,777.46 and 5,334.04

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Solution

The fourth proportional to 19,185.08, 28,777.46 and 5,334.04 is: 8,001.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,185.08 : 28,777.46 = 5,334.04 : x
  2. Step 2: Convert to fraction form
    19,185.08/28,777.46 = 5,334.04/x
  3. Step 3: Cross multiply
    19,185.08x = 28,777.46 × 5,334.04
  4. Step 4: Simplify right side
    19,185.08x = 153,500,122.74
  5. Step 5: Solve for x
    x = 153,500,122.74/19,185.08
  6. Step 6: Final answer
    x = 8,001.02

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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.