Home / 22,725.64-31,360.80-22,054.96

Finding the Fourth Proportional to 22,725.64, 31,360.80 and 22,054.96

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Solution

The fourth proportional to 22,725.64, 31,360.80 and 22,054.96 is: 30,435.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,725.64 : 31,360.80 = 22,054.96 : x
  2. Step 2: Convert to fraction form
    22,725.64/31,360.80 = 22,054.96/x
  3. Step 3: Cross multiply
    22,725.64x = 31,360.80 × 22,054.96
  4. Step 4: Simplify right side
    22,725.64x = 691,661,189.57
  5. Step 5: Solve for x
    x = 691,661,189.57/22,725.64
  6. Step 6: Final answer
    x = 30,435.28

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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.