Home / 35,765.54-49,362.30-19,855.10

Finding the Fourth Proportional to 35,765.54, 49,362.30 and 19,855.10

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Solution

The fourth proportional to 35,765.54, 49,362.30 and 19,855.10 is: 27,403.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,765.54 : 49,362.30 = 19,855.10 : x
  2. Step 2: Convert to fraction form
    35,765.54/49,362.30 = 19,855.10/x
  3. Step 3: Cross multiply
    35,765.54x = 49,362.30 × 19,855.10
  4. Step 4: Simplify right side
    35,765.54x = 980,093,402.73
  5. Step 5: Solve for x
    x = 980,093,402.73/35,765.54
  6. Step 6: Final answer
    x = 27,403.29

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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.