Home / 23,971.80-33,081.66-13,361.16

Finding the Fourth Proportional to 23,971.80, 33,081.66 and 13,361.16

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Solution

The fourth proportional to 23,971.80, 33,081.66 and 13,361.16 is: 18,438.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,971.80 : 33,081.66 = 13,361.16 : x
  2. Step 2: Convert to fraction form
    23,971.80/33,081.66 = 13,361.16/x
  3. Step 3: Cross multiply
    23,971.80x = 33,081.66 × 13,361.16
  4. Step 4: Simplify right side
    23,971.80x = 442,009,352.33
  5. Step 5: Solve for x
    x = 442,009,352.33/23,971.80
  6. Step 6: Final answer
    x = 18,438.72

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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.