Home / 27,390.82-37,765.07-22,860.01

Finding the Fourth Proportional to 27,390.82, 37,765.07 and 22,860.01

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Solution

The fourth proportional to 27,390.82, 37,765.07 and 22,860.01 is: 31,518.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,390.82 : 37,765.07 = 22,860.01 : x
  2. Step 2: Convert to fraction form
    27,390.82/37,765.07 = 22,860.01/x
  3. Step 3: Cross multiply
    27,390.82x = 37,765.07 × 22,860.01
  4. Step 4: Simplify right side
    27,390.82x = 863,309,763.55
  5. Step 5: Solve for x
    x = 863,309,763.55/27,390.82
  6. Step 6: Final answer
    x = 31,518.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.