Home / 14,299.98-21,446.55-4,940.33

Finding the Fourth Proportional to 14,299.98, 21,446.55 and 4,940.33

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Solution

The fourth proportional to 14,299.98, 21,446.55 and 4,940.33 is: 7,409.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299.98 : 21,446.55 = 4,940.33 : x
  2. Step 2: Convert to fraction form
    14,299.98/21,446.55 = 4,940.33/x
  3. Step 3: Cross multiply
    14,299.98x = 21,446.55 × 4,940.33
  4. Step 4: Simplify right side
    14,299.98x = 105,952,927.13
  5. Step 5: Solve for x
    x = 105,952,927.13/14,299.98
  6. Step 6: Final answer
    x = 7,409.31

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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.