Home / 19,738.77-27,238.41-10,784.49

Finding the Fourth Proportional to 19,738.77, 27,238.41 and 10,784.49

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Solution

The fourth proportional to 19,738.77, 27,238.41 and 10,784.49 is: 14,882.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,738.77 : 27,238.41 = 10,784.49 : x
  2. Step 2: Convert to fraction form
    19,738.77/27,238.41 = 10,784.49/x
  3. Step 3: Cross multiply
    19,738.77x = 27,238.41 × 10,784.49
  4. Step 4: Simplify right side
    19,738.77x = 293,752,360.26
  5. Step 5: Solve for x
    x = 293,752,360.26/19,738.77
  6. Step 6: Final answer
    x = 14,882.00

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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.