Home / 13,355.55-20,034.54-4,590.54

Finding the Fourth Proportional to 13,355.55, 20,034.54 and 4,590.54

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Solution

The fourth proportional to 13,355.55, 20,034.54 and 4,590.54 is: 6,886.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,355.55 : 20,034.54 = 4,590.54 : x
  2. Step 2: Convert to fraction form
    13,355.55/20,034.54 = 4,590.54/x
  3. Step 3: Cross multiply
    13,355.55x = 20,034.54 × 4,590.54
  4. Step 4: Simplify right side
    13,355.55x = 91,969,357.25
  5. Step 5: Solve for x
    x = 91,969,357.25/13,355.55
  6. Step 6: Final answer
    x = 6,886.23

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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.