Home / 19,173.44-28,768.56-10,398.08

Finding the Fourth Proportional to 19,173.44, 28,768.56 and 10,398.08

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Solution

The fourth proportional to 19,173.44, 28,768.56 and 10,398.08 is: 15,601.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,173.44 : 28,768.56 = 10,398.08 : x
  2. Step 2: Convert to fraction form
    19,173.44/28,768.56 = 10,398.08/x
  3. Step 3: Cross multiply
    19,173.44x = 28,768.56 × 10,398.08
  4. Step 4: Simplify right side
    19,173.44x = 299,137,788.36
  5. Step 5: Solve for x
    x = 299,137,788.36/19,173.44
  6. Step 6: Final answer
    x = 15,601.68

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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.