Home / 35,617.56-49,151.36-19,701.64

Finding the Fourth Proportional to 35,617.56, 49,151.36 and 19,701.64

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Solution

The fourth proportional to 35,617.56, 49,151.36 and 19,701.64 is: 27,187.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,617.56 : 49,151.36 = 19,701.64 : x
  2. Step 2: Convert to fraction form
    35,617.56/49,151.36 = 19,701.64/x
  3. Step 3: Cross multiply
    35,617.56x = 49,151.36 × 19,701.64
  4. Step 4: Simplify right side
    35,617.56x = 968,362,400.23
  5. Step 5: Solve for x
    x = 968,362,400.23/35,617.56
  6. Step 6: Final answer
    x = 27,187.78

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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.