Home / 19,056.09-28,584.90-7,208.70

Finding the Fourth Proportional to 19,056.09, 28,584.90 and 7,208.70

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Solution

The fourth proportional to 19,056.09, 28,584.90 and 7,208.70 is: 10,813.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056.09 : 28,584.90 = 7,208.70 : x
  2. Step 2: Convert to fraction form
    19,056.09/28,584.90 = 7,208.70/x
  3. Step 3: Cross multiply
    19,056.09x = 28,584.90 × 7,208.70
  4. Step 4: Simplify right side
    19,056.09x = 206,059,968.63
  5. Step 5: Solve for x
    x = 206,059,968.63/19,056.09
  6. Step 6: Final answer
    x = 10,813.34

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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.