Home / 23,322.40-34,892.88-21,361.12

Finding the Fourth Proportional to 23,322.40, 34,892.88 and 21,361.12

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Solution

The fourth proportional to 23,322.40, 34,892.88 and 21,361.12 is: 31,958.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,322.40 : 34,892.88 = 21,361.12 : x
  2. Step 2: Convert to fraction form
    23,322.40/34,892.88 = 21,361.12/x
  3. Step 3: Cross multiply
    23,322.40x = 34,892.88 × 21,361.12
  4. Step 4: Simplify right side
    23,322.40x = 745,350,996.83
  5. Step 5: Solve for x
    x = 745,350,996.83/23,322.40
  6. Step 6: Final answer
    x = 31,958.59

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1.5x scale

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.