Home / 14,283.50-21,439.10-6,893.15

Finding the Fourth Proportional to 14,283.50, 21,439.10 and 6,893.15

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Solution

The fourth proportional to 14,283.50, 21,439.10 and 6,893.15 is: 10,346.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,283.50 : 21,439.10 = 6,893.15 : x
  2. Step 2: Convert to fraction form
    14,283.50/21,439.10 = 6,893.15/x
  3. Step 3: Cross multiply
    14,283.50x = 21,439.10 × 6,893.15
  4. Step 4: Simplify right side
    14,283.50x = 147,782,932.17
  5. Step 5: Solve for x
    x = 147,782,932.17/14,283.50
  6. Step 6: Final answer
    x = 10,346.41

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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.