Home / 19,196.10-28,810.35-9,343.80

Finding the Fourth Proportional to 19,196.10, 28,810.35 and 9,343.80

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Solution

The fourth proportional to 19,196.10, 28,810.35 and 9,343.80 is: 14,023.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,196.10 : 28,810.35 = 9,343.80 : x
  2. Step 2: Convert to fraction form
    19,196.10/28,810.35 = 9,343.80/x
  3. Step 3: Cross multiply
    19,196.10x = 28,810.35 × 9,343.80
  4. Step 4: Simplify right side
    19,196.10x = 269,198,148.33
  5. Step 5: Solve for x
    x = 269,198,148.33/19,196.10
  6. Step 6: Final answer
    x = 14,023.59

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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.