Home / 22,283.16-30,751.98-12,211.32

Finding the Fourth Proportional to 22,283.16, 30,751.98 and 12,211.32

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Solution

The fourth proportional to 22,283.16, 30,751.98 and 12,211.32 is: 16,852.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,283.16 : 30,751.98 = 12,211.32 : x
  2. Step 2: Convert to fraction form
    22,283.16/30,751.98 = 12,211.32/x
  3. Step 3: Cross multiply
    22,283.16x = 30,751.98 × 12,211.32
  4. Step 4: Simplify right side
    22,283.16x = 375,522,268.41
  5. Step 5: Solve for x
    x = 375,522,268.41/22,283.16
  6. Step 6: Final answer
    x = 16,852.29

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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.