Home / 27,720.08-41,574.01-7,994.35

Finding the Fourth Proportional to 27,720.08, 41,574.01 and 7,994.35

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Solution

The fourth proportional to 27,720.08, 41,574.01 and 7,994.35 is: 11,989.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,720.08 : 41,574.01 = 7,994.35 : x
  2. Step 2: Convert to fraction form
    27,720.08/41,574.01 = 7,994.35/x
  3. Step 3: Cross multiply
    27,720.08x = 41,574.01 × 7,994.35
  4. Step 4: Simplify right side
    27,720.08x = 332,357,186.84
  5. Step 5: Solve for x
    x = 332,357,186.84/27,720.08
  6. Step 6: Final answer
    x = 11,989.76

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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.