Home / 19,003.83-28,505.75-5,856.21

Finding the Fourth Proportional to 19,003.83, 28,505.75 and 5,856.21

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Solution

The fourth proportional to 19,003.83, 28,505.75 and 5,856.21 is: 8,784.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,003.83 : 28,505.75 = 5,856.21 : x
  2. Step 2: Convert to fraction form
    19,003.83/28,505.75 = 5,856.21/x
  3. Step 3: Cross multiply
    19,003.83x = 28,505.75 × 5,856.21
  4. Step 4: Simplify right side
    19,003.83x = 166,935,523.62
  5. Step 5: Solve for x
    x = 166,935,523.62/19,003.83
  6. Step 6: Final answer
    x = 8,784.31

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1.5x scale

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.