Home / 53,989.27-74,504.32-30,115.33

Finding the Fourth Proportional to 53,989.27, 74,504.32 and 30,115.33

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Solution

The fourth proportional to 53,989.27, 74,504.32 and 30,115.33 is: 41,558.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,989.27 : 74,504.32 = 30,115.33 : x
  2. Step 2: Convert to fraction form
    53,989.27/74,504.32 = 30,115.33/x
  3. Step 3: Cross multiply
    53,989.27x = 74,504.32 × 30,115.33
  4. Step 4: Simplify right side
    53,989.27x = 2,243,722,183.23
  5. Step 5: Solve for x
    x = 2,243,722,183.23/53,989.27
  6. Step 6: Final answer
    x = 41,558.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.