Home / 34,195.56-51,293.29-19,007.78

Finding the Fourth Proportional to 34,195.56, 51,293.29 and 19,007.78

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Solution

The fourth proportional to 34,195.56, 51,293.29 and 19,007.78 is: 28,511.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,195.56 : 51,293.29 = 19,007.78 : x
  2. Step 2: Convert to fraction form
    34,195.56/51,293.29 = 19,007.78/x
  3. Step 3: Cross multiply
    34,195.56x = 51,293.29 × 19,007.78
  4. Step 4: Simplify right side
    34,195.56x = 974,971,328.35
  5. Step 5: Solve for x
    x = 974,971,328.35/34,195.56
  6. Step 6: Final answer
    x = 28,511.64

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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.