Home / 20,247.66-27,941.81-11,294.93

Finding the Fourth Proportional to 20,247.66, 27,941.81 and 11,294.93

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Solution

The fourth proportional to 20,247.66, 27,941.81 and 11,294.93 is: 15,587.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,247.66 : 27,941.81 = 11,294.93 : x
  2. Step 2: Convert to fraction form
    20,247.66/27,941.81 = 11,294.93/x
  3. Step 3: Cross multiply
    20,247.66x = 27,941.81 × 11,294.93
  4. Step 4: Simplify right side
    20,247.66x = 315,600,731.55
  5. Step 5: Solve for x
    x = 315,600,731.55/20,247.66
  6. Step 6: Final answer
    x = 15,587.03

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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.