Home / 20,541.00-30,812.26-5,749.53

Finding the Fourth Proportional to 20,541.00, 30,812.26 and 5,749.53

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Solution

The fourth proportional to 20,541.00, 30,812.26 and 5,749.53 is: 8,624.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,541.00 : 30,812.26 = 5,749.53 : x
  2. Step 2: Convert to fraction form
    20,541.00/30,812.26 = 5,749.53/x
  3. Step 3: Cross multiply
    20,541.00x = 30,812.26 × 5,749.53
  4. Step 4: Simplify right side
    20,541.00x = 177,155,859.18
  5. Step 5: Solve for x
    x = 177,155,859.18/20,541.00
  6. Step 6: Final answer
    x = 8,624.50

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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.