Home / 37,969.45-52,387.32-21,835.88

Finding the Fourth Proportional to 37,969.45, 52,387.32 and 21,835.88

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Solution

The fourth proportional to 37,969.45, 52,387.32 and 21,835.88 is: 30,127.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,969.45 : 52,387.32 = 21,835.88 : x
  2. Step 2: Convert to fraction form
    37,969.45/52,387.32 = 21,835.88/x
  3. Step 3: Cross multiply
    37,969.45x = 52,387.32 × 21,835.88
  4. Step 4: Simplify right side
    37,969.45x = 1,143,923,233.04
  5. Step 5: Solve for x
    x = 1,143,923,233.04/37,969.45
  6. Step 6: Final answer
    x = 30,127.46

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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.