Home / 27,009.62-37,262.84-16,920.50

Finding the Fourth Proportional to 27,009.62, 37,262.84 and 16,920.50

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Solution

The fourth proportional to 27,009.62, 37,262.84 and 16,920.50 is: 23,343.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,009.62 : 37,262.84 = 16,920.50 : x
  2. Step 2: Convert to fraction form
    27,009.62/37,262.84 = 16,920.50/x
  3. Step 3: Cross multiply
    27,009.62x = 37,262.84 × 16,920.50
  4. Step 4: Simplify right side
    27,009.62x = 630,505,884.22
  5. Step 5: Solve for x
    x = 630,505,884.22/27,009.62
  6. Step 6: Final answer
    x = 23,343.75

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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.