Home / 35,183.98-48,559.56-20,077.28

Finding the Fourth Proportional to 35,183.98, 48,559.56 and 20,077.28

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Solution

The fourth proportional to 35,183.98, 48,559.56 and 20,077.28 is: 27,709.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,183.98 : 48,559.56 = 20,077.28 : x
  2. Step 2: Convert to fraction form
    35,183.98/48,559.56 = 20,077.28/x
  3. Step 3: Cross multiply
    35,183.98x = 48,559.56 × 20,077.28
  4. Step 4: Simplify right side
    35,183.98x = 974,943,640.00
  5. Step 5: Solve for x
    x = 974,943,640.00/35,183.98
  6. Step 6: Final answer
    x = 27,709.88

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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.