Home / 22,016.98-30,382.95-11,945.44

Finding the Fourth Proportional to 22,016.98, 30,382.95 and 11,945.44

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Solution

The fourth proportional to 22,016.98, 30,382.95 and 11,945.44 is: 16,484.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,016.98 : 30,382.95 = 11,945.44 : x
  2. Step 2: Convert to fraction form
    22,016.98/30,382.95 = 11,945.44/x
  3. Step 3: Cross multiply
    22,016.98x = 30,382.95 × 11,945.44
  4. Step 4: Simplify right side
    22,016.98x = 362,937,706.25
  5. Step 5: Solve for x
    x = 362,937,706.25/22,016.98
  6. Step 6: Final answer
    x = 16,484.45

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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.