Home / 20,080.94-30,131.74-9,562.89

Finding the Fourth Proportional to 20,080.94, 30,131.74 and 9,562.89

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Solution

The fourth proportional to 20,080.94, 30,131.74 and 9,562.89 is: 14,349.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,080.94 : 30,131.74 = 9,562.89 : x
  2. Step 2: Convert to fraction form
    20,080.94/30,131.74 = 9,562.89/x
  3. Step 3: Cross multiply
    20,080.94x = 30,131.74 × 9,562.89
  4. Step 4: Simplify right side
    20,080.94x = 288,146,415.89
  5. Step 5: Solve for x
    x = 288,146,415.89/20,080.94
  6. Step 6: Final answer
    x = 14,349.25

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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.