Home / 14,222.06-21,336.42-4,862.16

Finding the Fourth Proportional to 14,222.06, 21,336.42 and 4,862.16

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Solution

The fourth proportional to 14,222.06, 21,336.42 and 4,862.16 is: 7,294.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222.06 : 21,336.42 = 4,862.16 : x
  2. Step 2: Convert to fraction form
    14,222.06/21,336.42 = 4,862.16/x
  3. Step 3: Cross multiply
    14,222.06x = 21,336.42 × 4,862.16
  4. Step 4: Simplify right side
    14,222.06x = 103,741,087.87
  5. Step 5: Solve for x
    x = 103,741,087.87/14,222.06
  6. Step 6: Final answer
    x = 7,294.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.