Home / 36,427.16-54,627.44-12,728.04

Finding the Fourth Proportional to 36,427.16, 54,627.44 and 12,728.04

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Solution

The fourth proportional to 36,427.16, 54,627.44 and 12,728.04 is: 19,087.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,427.16 : 54,627.44 = 12,728.04 : x
  2. Step 2: Convert to fraction form
    36,427.16/54,627.44 = 12,728.04/x
  3. Step 3: Cross multiply
    36,427.16x = 54,627.44 × 12,728.04
  4. Step 4: Simplify right side
    36,427.16x = 695,300,177.78
  5. Step 5: Solve for x
    x = 695,300,177.78/36,427.16
  6. Step 6: Final answer
    x = 19,087.41

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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.