Home / 23,989.48-33,106.26-13,379.56

Finding the Fourth Proportional to 23,989.48, 33,106.26 and 13,379.56

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Solution

The fourth proportional to 23,989.48, 33,106.26 and 13,379.56 is: 18,464.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,989.48 : 33,106.26 = 13,379.56 : x
  2. Step 2: Convert to fraction form
    23,989.48/33,106.26 = 13,379.56/x
  3. Step 3: Cross multiply
    23,989.48x = 33,106.26 × 13,379.56
  4. Step 4: Simplify right side
    23,989.48x = 442,947,192.05
  5. Step 5: Solve for x
    x = 442,947,192.05/23,989.48
  6. Step 6: Final answer
    x = 18,464.23

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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.