Home / 20,573.28-30,858.90-7,246.94

Finding the Fourth Proportional to 20,573.28, 30,858.90 and 7,246.94

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Solution

The fourth proportional to 20,573.28, 30,858.90 and 7,246.94 is: 10,870.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,573.28 : 30,858.90 = 7,246.94 : x
  2. Step 2: Convert to fraction form
    20,573.28/30,858.90 = 7,246.94/x
  3. Step 3: Cross multiply
    20,573.28x = 30,858.90 × 7,246.94
  4. Step 4: Simplify right side
    20,573.28x = 223,632,596.77
  5. Step 5: Solve for x
    x = 223,632,596.77/20,573.28
  6. Step 6: Final answer
    x = 10,870.05

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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.