Home / 35,765.95-49,362.87-19,855.54

Finding the Fourth Proportional to 35,765.95, 49,362.87 and 19,855.54

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Solution

The fourth proportional to 35,765.95, 49,362.87 and 19,855.54 is: 27,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,765.95 : 49,362.87 = 19,855.54 : x
  2. Step 2: Convert to fraction form
    35,765.95/49,362.87 = 19,855.54/x
  3. Step 3: Cross multiply
    35,765.95x = 49,362.87 × 19,855.54
  4. Step 4: Simplify right side
    35,765.95x = 980,126,439.80
  5. Step 5: Solve for x
    x = 980,126,439.80/35,765.95
  6. Step 6: Final answer
    x = 27,403.90

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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.