Home / 19,004.83-28,507.25-5,857.21

Finding the Fourth Proportional to 19,004.83, 28,507.25 and 5,857.21

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Solution

The fourth proportional to 19,004.83, 28,507.25 and 5,857.21 is: 8,785.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,004.83 : 28,507.25 = 5,857.21 : x
  2. Step 2: Convert to fraction form
    19,004.83/28,507.25 = 5,857.21/x
  3. Step 3: Cross multiply
    19,004.83x = 28,507.25 × 5,857.21
  4. Step 4: Simplify right side
    19,004.83x = 166,972,949.77
  5. Step 5: Solve for x
    x = 166,972,949.77/19,004.83
  6. Step 6: Final answer
    x = 8,785.82

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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.