Home / 14,004.06-20,998.80-4,142.01

Finding the Fourth Proportional to 14,004.06, 20,998.80 and 4,142.01

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Solution

The fourth proportional to 14,004.06, 20,998.80 and 4,142.01 is: 6,210.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.06 : 20,998.80 = 4,142.01 : x
  2. Step 2: Convert to fraction form
    14,004.06/20,998.80 = 4,142.01/x
  3. Step 3: Cross multiply
    14,004.06x = 20,998.80 × 4,142.01
  4. Step 4: Simplify right side
    14,004.06x = 86,977,160.84
  5. Step 5: Solve for x
    x = 86,977,160.84/14,004.06
  6. Step 6: Final answer
    x = 6,210.85

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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.