Home / 35,945.73-49,605.31-20,847.35

Finding the Fourth Proportional to 35,945.73, 49,605.31 and 20,847.35

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Solution

The fourth proportional to 35,945.73, 49,605.31 and 20,847.35 is: 28,769.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,945.73 : 49,605.31 = 20,847.35 : x
  2. Step 2: Convert to fraction form
    35,945.73/49,605.31 = 20,847.35/x
  3. Step 3: Cross multiply
    35,945.73x = 49,605.31 × 20,847.35
  4. Step 4: Simplify right side
    35,945.73x = 1,034,138,907.17
  5. Step 5: Solve for x
    x = 1,034,138,907.17/35,945.73
  6. Step 6: Final answer
    x = 28,769.45

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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.