Home / 19,458.60-29,189.32-5,608.68

Finding the Fourth Proportional to 19,458.60, 29,189.32 and 5,608.68

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Solution

The fourth proportional to 19,458.60, 29,189.32 and 5,608.68 is: 8,413.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,458.60 : 29,189.32 = 5,608.68 : x
  2. Step 2: Convert to fraction form
    19,458.60/29,189.32 = 5,608.68/x
  3. Step 3: Cross multiply
    19,458.60x = 29,189.32 × 5,608.68
  4. Step 4: Simplify right side
    19,458.60x = 163,713,555.30
  5. Step 5: Solve for x
    x = 163,713,555.30/19,458.60
  6. Step 6: Final answer
    x = 8,413.43

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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.