Home / 13,272.11-19,901.44-5,878.83

Finding the Fourth Proportional to 13,272.11, 19,901.44 and 5,878.83

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Solution

The fourth proportional to 13,272.11, 19,901.44 and 5,878.83 is: 8,815.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,272.11 : 19,901.44 = 5,878.83 : x
  2. Step 2: Convert to fraction form
    13,272.11/19,901.44 = 5,878.83/x
  3. Step 3: Cross multiply
    13,272.11x = 19,901.44 × 5,878.83
  4. Step 4: Simplify right side
    13,272.11x = 116,997,182.52
  5. Step 5: Solve for x
    x = 116,997,182.52/13,272.11
  6. Step 6: Final answer
    x = 8,815.27

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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.