Home / 19,015.13-28,515.39-6,532.82

Finding the Fourth Proportional to 19,015.13, 28,515.39 and 6,532.82

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Solution

The fourth proportional to 19,015.13, 28,515.39 and 6,532.82 is: 9,796.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,015.13 : 28,515.39 = 6,532.82 : x
  2. Step 2: Convert to fraction form
    19,015.13/28,515.39 = 6,532.82/x
  3. Step 3: Cross multiply
    19,015.13x = 28,515.39 × 6,532.82
  4. Step 4: Simplify right side
    19,015.13x = 186,285,910.10
  5. Step 5: Solve for x
    x = 186,285,910.10/19,015.13
  6. Step 6: Final answer
    x = 9,796.72

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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.