Home / 20,149.49-27,804.67-11,652.16

Finding the Fourth Proportional to 20,149.49, 27,804.67 and 11,652.16

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Solution

The fourth proportional to 20,149.49, 27,804.67 and 11,652.16 is: 16,079.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,149.49 : 27,804.67 = 11,652.16 : x
  2. Step 2: Convert to fraction form
    20,149.49/27,804.67 = 11,652.16/x
  3. Step 3: Cross multiply
    20,149.49x = 27,804.67 × 11,652.16
  4. Step 4: Simplify right side
    20,149.49x = 323,984,463.59
  5. Step 5: Solve for x
    x = 323,984,463.59/20,149.49
  6. Step 6: Final answer
    x = 16,079.04

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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.