Home / 13,883.65-19,162.44-8,846.68

Finding the Fourth Proportional to 13,883.65, 19,162.44 and 8,846.68

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Solution

The fourth proportional to 13,883.65, 19,162.44 and 8,846.68 is: 12,210.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,883.65 : 19,162.44 = 8,846.68 : x
  2. Step 2: Convert to fraction form
    13,883.65/19,162.44 = 8,846.68/x
  3. Step 3: Cross multiply
    13,883.65x = 19,162.44 × 8,846.68
  4. Step 4: Simplify right side
    13,883.65x = 169,523,974.70
  5. Step 5: Solve for x
    x = 169,523,974.70/13,883.65
  6. Step 6: Final answer
    x = 12,210.33

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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.