Home / 20,794.06-31,201.52-9,701.62

Finding the Fourth Proportional to 20,794.06, 31,201.52 and 9,701.62

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Solution

The fourth proportional to 20,794.06, 31,201.52 and 9,701.62 is: 14,557.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,794.06 : 31,201.52 = 9,701.62 : x
  2. Step 2: Convert to fraction form
    20,794.06/31,201.52 = 9,701.62/x
  3. Step 3: Cross multiply
    20,794.06x = 31,201.52 × 9,701.62
  4. Step 4: Simplify right side
    20,794.06x = 302,705,290.46
  5. Step 5: Solve for x
    x = 302,705,290.46/20,794.06
  6. Step 6: Final answer
    x = 14,557.30

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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.