Home / 36,542.55-50,428.88-19,775.55

Finding the Fourth Proportional to 36,542.55, 50,428.88 and 19,775.55

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Solution

The fourth proportional to 36,542.55, 50,428.88 and 19,775.55 is: 27,290.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,542.55 : 50,428.88 = 19,775.55 : x
  2. Step 2: Convert to fraction form
    36,542.55/50,428.88 = 19,775.55/x
  3. Step 3: Cross multiply
    36,542.55x = 50,428.88 × 19,775.55
  4. Step 4: Simplify right side
    36,542.55x = 997,258,837.88
  5. Step 5: Solve for x
    x = 997,258,837.88/36,542.55
  6. Step 6: Final answer
    x = 27,290.35

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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.