Home / 27,832.83-38,409.26-15,257.67

Finding the Fourth Proportional to 27,832.83, 38,409.26 and 15,257.67

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Solution

The fourth proportional to 27,832.83, 38,409.26 and 15,257.67 is: 21,055.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,832.83 : 38,409.26 = 15,257.67 : x
  2. Step 2: Convert to fraction form
    27,832.83/38,409.26 = 15,257.67/x
  3. Step 3: Cross multiply
    27,832.83x = 38,409.26 × 15,257.67
  4. Step 4: Simplify right side
    27,832.83x = 586,035,737.74
  5. Step 5: Solve for x
    x = 586,035,737.74/27,832.83
  6. Step 6: Final answer
    x = 21,055.56

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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.