Home / 27,099.28-37,393.56-15,772.44

Finding the Fourth Proportional to 27,099.28, 37,393.56 and 15,772.44

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Solution

The fourth proportional to 27,099.28, 37,393.56 and 15,772.44 is: 21,763.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,099.28 : 37,393.56 = 15,772.44 : x
  2. Step 2: Convert to fraction form
    27,099.28/37,393.56 = 15,772.44/x
  3. Step 3: Cross multiply
    27,099.28x = 37,393.56 × 15,772.44
  4. Step 4: Simplify right side
    27,099.28x = 589,787,681.49
  5. Step 5: Solve for x
    x = 589,787,681.49/27,099.28
  6. Step 6: Final answer
    x = 21,763.96

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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.