Home / 14,134.02-21,201.06-8,943.54

Finding the Fourth Proportional to 14,134.02, 21,201.06 and 8,943.54

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Solution

The fourth proportional to 14,134.02, 21,201.06 and 8,943.54 is: 13,415.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134.02 : 21,201.06 = 8,943.54 : x
  2. Step 2: Convert to fraction form
    14,134.02/21,201.06 = 8,943.54/x
  3. Step 3: Cross multiply
    14,134.02x = 21,201.06 × 8,943.54
  4. Step 4: Simplify right side
    14,134.02x = 189,612,528.15
  5. Step 5: Solve for x
    x = 189,612,528.15/14,134.02
  6. Step 6: Final answer
    x = 13,415.33

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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.