Home / 20,055.16-27,667.43-12,092.96

Finding the Fourth Proportional to 20,055.16, 27,667.43 and 12,092.96

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Solution

The fourth proportional to 20,055.16, 27,667.43 and 12,092.96 is: 16,683.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,055.16 : 27,667.43 = 12,092.96 : x
  2. Step 2: Convert to fraction form
    20,055.16/27,667.43 = 12,092.96/x
  3. Step 3: Cross multiply
    20,055.16x = 27,667.43 × 12,092.96
  4. Step 4: Simplify right side
    20,055.16x = 334,581,212.36
  5. Step 5: Solve for x
    x = 334,581,212.36/20,055.16
  6. Step 6: Final answer
    x = 16,683.05

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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.