Home / 21,304.46-31,955.34-6,512.02

Finding the Fourth Proportional to 21,304.46, 31,955.34 and 6,512.02

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Solution

The fourth proportional to 21,304.46, 31,955.34 and 6,512.02 is: 9,767.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,304.46 : 31,955.34 = 6,512.02 : x
  2. Step 2: Convert to fraction form
    21,304.46/31,955.34 = 6,512.02/x
  3. Step 3: Cross multiply
    21,304.46x = 31,955.34 × 6,512.02
  4. Step 4: Simplify right side
    21,304.46x = 208,093,813.19
  5. Step 5: Solve for x
    x = 208,093,813.19/21,304.46
  6. Step 6: Final answer
    x = 9,767.62

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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.