Home / 14,222.16-19,623.24-8,632.08

Finding the Fourth Proportional to 14,222.16, 19,623.24 and 8,632.08

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Solution

The fourth proportional to 14,222.16, 19,623.24 and 8,632.08 is: 11,910.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222.16 : 19,623.24 = 8,632.08 : x
  2. Step 2: Convert to fraction form
    14,222.16/19,623.24 = 8,632.08/x
  3. Step 3: Cross multiply
    14,222.16x = 19,623.24 × 8,632.08
  4. Step 4: Simplify right side
    14,222.16x = 169,389,377.54
  5. Step 5: Solve for x
    x = 169,389,377.54/14,222.16
  6. Step 6: Final answer
    x = 11,910.24

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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.