Home / 14,283.88-21,439.67-6,893.54

Finding the Fourth Proportional to 14,283.88, 21,439.67 and 6,893.54

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Solution

The fourth proportional to 14,283.88, 21,439.67 and 6,893.54 is: 10,347.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,283.88 : 21,439.67 = 6,893.54 : x
  2. Step 2: Convert to fraction form
    14,283.88/21,439.67 = 6,893.54/x
  3. Step 3: Cross multiply
    14,283.88x = 21,439.67 × 6,893.54
  4. Step 4: Simplify right side
    14,283.88x = 147,795,222.73
  5. Step 5: Solve for x
    x = 147,795,222.73/14,283.88
  6. Step 6: Final answer
    x = 10,347.00

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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.