Home / 27,384.36-37,792.74-15,448.84

Finding the Fourth Proportional to 27,384.36, 37,792.74 and 15,448.84

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Solution

The fourth proportional to 27,384.36, 37,792.74 and 15,448.84 is: 21,320.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,384.36 : 37,792.74 = 15,448.84 : x
  2. Step 2: Convert to fraction form
    27,384.36/37,792.74 = 15,448.84/x
  3. Step 3: Cross multiply
    27,384.36x = 37,792.74 × 15,448.84
  4. Step 4: Simplify right side
    27,384.36x = 583,853,993.42
  5. Step 5: Solve for x
    x = 583,853,993.42/27,384.36
  6. Step 6: Final answer
    x = 21,320.71

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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.