Home / 20,277.07-30,415.68-6,237.00

Finding the Fourth Proportional to 20,277.07, 30,415.68 and 6,237.00

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Solution

The fourth proportional to 20,277.07, 30,415.68 and 6,237.00 is: 9,355.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,277.07 : 30,415.68 = 6,237.00 : x
  2. Step 2: Convert to fraction form
    20,277.07/30,415.68 = 6,237.00/x
  3. Step 3: Cross multiply
    20,277.07x = 30,415.68 × 6,237.00
  4. Step 4: Simplify right side
    20,277.07x = 189,702,694.63
  5. Step 5: Solve for x
    x = 189,702,694.63/20,277.07
  6. Step 6: Final answer
    x = 9,355.53

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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.