Home / 23,789.26-32,828.74-13,178.67

Finding the Fourth Proportional to 23,789.26, 32,828.74 and 13,178.67

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Solution

The fourth proportional to 23,789.26, 32,828.74 and 13,178.67 is: 18,186.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,789.26 : 32,828.74 = 13,178.67 : x
  2. Step 2: Convert to fraction form
    23,789.26/32,828.74 = 13,178.67/x
  3. Step 3: Cross multiply
    23,789.26x = 32,828.74 × 13,178.67
  4. Step 4: Simplify right side
    23,789.26x = 432,639,049.05
  5. Step 5: Solve for x
    x = 432,639,049.05/23,789.26
  6. Step 6: Final answer
    x = 18,186.32

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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.