Home / 20,847.36-31,270.08-6,055.94

Finding the Fourth Proportional to 20,847.36, 31,270.08 and 6,055.94

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Solution

The fourth proportional to 20,847.36, 31,270.08 and 6,055.94 is: 9,083.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,847.36 : 31,270.08 = 6,055.94 : x
  2. Step 2: Convert to fraction form
    20,847.36/31,270.08 = 6,055.94/x
  3. Step 3: Cross multiply
    20,847.36x = 31,270.08 × 6,055.94
  4. Step 4: Simplify right side
    20,847.36x = 189,369,728.28
  5. Step 5: Solve for x
    x = 189,369,728.28/20,847.36
  6. Step 6: Final answer
    x = 9,083.63

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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.