Home / 20,054.32-27,674.63-11,101.63

Finding the Fourth Proportional to 20,054.32, 27,674.63 and 11,101.63

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Solution

The fourth proportional to 20,054.32, 27,674.63 and 11,101.63 is: 15,320.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,054.32 : 27,674.63 = 11,101.63 : x
  2. Step 2: Convert to fraction form
    20,054.32/27,674.63 = 11,101.63/x
  3. Step 3: Cross multiply
    20,054.32x = 27,674.63 × 11,101.63
  4. Step 4: Simplify right side
    20,054.32x = 307,233,502.65
  5. Step 5: Solve for x
    x = 307,233,502.65/20,054.32
  6. Step 6: Final answer
    x = 15,320.07

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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.