Home / 27,172.53-37,489.23-15,839.46

Finding the Fourth Proportional to 27,172.53, 37,489.23 and 15,839.46

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Solution

The fourth proportional to 27,172.53, 37,489.23 and 15,839.46 is: 21,853.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,172.53 : 37,489.23 = 15,839.46 : x
  2. Step 2: Convert to fraction form
    27,172.53/37,489.23 = 15,839.46/x
  3. Step 3: Cross multiply
    27,172.53x = 37,489.23 × 15,839.46
  4. Step 4: Simplify right side
    27,172.53x = 593,809,159.02
  5. Step 5: Solve for x
    x = 593,809,159.02/27,172.53
  6. Step 6: Final answer
    x = 21,853.29

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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.