Home / 19,206.35-28,809.53-7,511.37

Finding the Fourth Proportional to 19,206.35, 28,809.53 and 7,511.37

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Solution

The fourth proportional to 19,206.35, 28,809.53 and 7,511.37 is: 11,267.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,206.35 : 28,809.53 = 7,511.37 : x
  2. Step 2: Convert to fraction form
    19,206.35/28,809.53 = 7,511.37/x
  3. Step 3: Cross multiply
    19,206.35x = 28,809.53 × 7,511.37
  4. Step 4: Simplify right side
    19,206.35x = 216,399,039.36
  5. Step 5: Solve for x
    x = 216,399,039.36/19,206.35
  6. Step 6: Final answer
    x = 11,267.06

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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.