Home / 36,427.14-54,627.45-12,728.04

Finding the Fourth Proportional to 36,427.14, 54,627.45 and 12,728.04

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Solution

The fourth proportional to 36,427.14, 54,627.45 and 12,728.04 is: 19,087.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,427.14 : 54,627.45 = 12,728.04 : x
  2. Step 2: Convert to fraction form
    36,427.14/54,627.45 = 12,728.04/x
  3. Step 3: Cross multiply
    36,427.14x = 54,627.45 × 12,728.04
  4. Step 4: Simplify right side
    36,427.14x = 695,300,368.70
  5. Step 5: Solve for x
    x = 695,300,368.70/36,427.14
  6. Step 6: Final answer
    x = 19,087.43

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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.