Home / 14,998.59-20,697.75-8,283.84

Finding the Fourth Proportional to 14,998.59, 20,697.75 and 8,283.84

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Solution

The fourth proportional to 14,998.59, 20,697.75 and 8,283.84 is: 11,431.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,998.59 : 20,697.75 = 8,283.84 : x
  2. Step 2: Convert to fraction form
    14,998.59/20,697.75 = 8,283.84/x
  3. Step 3: Cross multiply
    14,998.59x = 20,697.75 × 8,283.84
  4. Step 4: Simplify right side
    14,998.59x = 171,456,849.36
  5. Step 5: Solve for x
    x = 171,456,849.36/14,998.59
  6. Step 6: Final answer
    x = 11,431.53

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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.