Home / 23,728.29-32,747.00-13,119.99

Finding the Fourth Proportional to 23,728.29, 32,747.00 and 13,119.99

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Solution

The fourth proportional to 23,728.29, 32,747.00 and 13,119.99 is: 18,106.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,728.29 : 32,747.00 = 13,119.99 : x
  2. Step 2: Convert to fraction form
    23,728.29/32,747.00 = 13,119.99/x
  3. Step 3: Cross multiply
    23,728.29x = 32,747.00 × 13,119.99
  4. Step 4: Simplify right side
    23,728.29x = 429,640,246.93
  5. Step 5: Solve for x
    x = 429,640,246.93/23,728.29
  6. Step 6: Final answer
    x = 18,106.67

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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.