Home / 23,972.09-33,081.12-13,361.67

Finding the Fourth Proportional to 23,972.09, 33,081.12 and 13,361.67

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Solution

The fourth proportional to 23,972.09, 33,081.12 and 13,361.67 is: 18,438.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,972.09 : 33,081.12 = 13,361.67 : x
  2. Step 2: Convert to fraction form
    23,972.09/33,081.12 = 13,361.67/x
  3. Step 3: Cross multiply
    23,972.09x = 33,081.12 × 13,361.67
  4. Step 4: Simplify right side
    23,972.09x = 442,019,008.67
  5. Step 5: Solve for x
    x = 442,019,008.67/23,972.09
  6. Step 6: Final answer
    x = 18,438.91

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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.