Home / 13,194.93-19,793.31-4,430.53

Finding the Fourth Proportional to 13,194.93, 19,793.31 and 4,430.53

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Solution

The fourth proportional to 13,194.93, 19,793.31 and 4,430.53 is: 6,646.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,194.93 : 19,793.31 = 4,430.53 : x
  2. Step 2: Convert to fraction form
    13,194.93/19,793.31 = 4,430.53/x
  3. Step 3: Cross multiply
    13,194.93x = 19,793.31 × 4,430.53
  4. Step 4: Simplify right side
    13,194.93x = 87,694,886.80
  5. Step 5: Solve for x
    x = 87,694,886.80/13,194.93
  6. Step 6: Final answer
    x = 6,646.10

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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.