Home / 14,797.37-20,420.52-8,083.19

Finding the Fourth Proportional to 14,797.37, 20,420.52 and 8,083.19

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Solution

The fourth proportional to 14,797.37, 20,420.52 and 8,083.19 is: 11,154.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,797.37 : 20,420.52 = 8,083.19 : x
  2. Step 2: Convert to fraction form
    14,797.37/20,420.52 = 8,083.19/x
  3. Step 3: Cross multiply
    14,797.37x = 20,420.52 × 8,083.19
  4. Step 4: Simplify right side
    14,797.37x = 165,062,840.96
  5. Step 5: Solve for x
    x = 165,062,840.96/14,797.37
  6. Step 6: Final answer
    x = 11,154.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.