Home / 27,270.30-37,634.04-16,518.72

Finding the Fourth Proportional to 27,270.30, 37,634.04 and 16,518.72

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Solution

The fourth proportional to 27,270.30, 37,634.04 and 16,518.72 is: 22,796.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,270.30 : 37,634.04 = 16,518.72 : x
  2. Step 2: Convert to fraction form
    27,270.30/37,634.04 = 16,518.72/x
  3. Step 3: Cross multiply
    27,270.30x = 37,634.04 × 16,518.72
  4. Step 4: Simplify right side
    27,270.30x = 621,666,169.23
  5. Step 5: Solve for x
    x = 621,666,169.23/27,270.30
  6. Step 6: Final answer
    x = 22,796.46

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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.