Home / 13,865.23-20,791.67-4,002.16

Finding the Fourth Proportional to 13,865.23, 20,791.67 and 4,002.16

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Solution

The fourth proportional to 13,865.23, 20,791.67 and 4,002.16 is: 6,001.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,865.23 : 20,791.67 = 4,002.16 : x
  2. Step 2: Convert to fraction form
    13,865.23/20,791.67 = 4,002.16/x
  3. Step 3: Cross multiply
    13,865.23x = 20,791.67 × 4,002.16
  4. Step 4: Simplify right side
    13,865.23x = 83,211,590.01
  5. Step 5: Solve for x
    x = 83,211,590.01/13,865.23
  6. Step 6: Final answer
    x = 6,001.46

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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.