Home / 52,743.96-79,145.19-21,601.08

Finding the Fourth Proportional to 52,743.96, 79,145.19 and 21,601.08

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Solution

The fourth proportional to 52,743.96, 79,145.19 and 21,601.08 is: 32,413.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,743.96 : 79,145.19 = 21,601.08 : x
  2. Step 2: Convert to fraction form
    52,743.96/79,145.19 = 21,601.08/x
  3. Step 3: Cross multiply
    52,743.96x = 79,145.19 × 21,601.08
  4. Step 4: Simplify right side
    52,743.96x = 1,709,621,580.81
  5. Step 5: Solve for x
    x = 1,709,621,580.81/52,743.96
  6. Step 6: Final answer
    x = 32,413.60

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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.