Home / 14,033.31-21,034.90-6,999.43

Finding the Fourth Proportional to 14,033.31, 21,034.90 and 6,999.43

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Solution

The fourth proportional to 14,033.31, 21,034.90 and 6,999.43 is: 10,491.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,033.31 : 21,034.90 = 6,999.43 : x
  2. Step 2: Convert to fraction form
    14,033.31/21,034.90 = 6,999.43/x
  3. Step 3: Cross multiply
    14,033.31x = 21,034.90 × 6,999.43
  4. Step 4: Simplify right side
    14,033.31x = 147,232,240.02
  5. Step 5: Solve for x
    x = 147,232,240.02/14,033.31
  6. Step 6: Final answer
    x = 10,491.63

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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.