Home / 35,399.52-48,851.64-19,485.12

Finding the Fourth Proportional to 35,399.52, 48,851.64 and 19,485.12

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Solution

The fourth proportional to 35,399.52, 48,851.64 and 19,485.12 is: 26,889.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,399.52 : 48,851.64 = 19,485.12 : x
  2. Step 2: Convert to fraction form
    35,399.52/48,851.64 = 19,485.12/x
  3. Step 3: Cross multiply
    35,399.52x = 48,851.64 × 19,485.12
  4. Step 4: Simplify right side
    35,399.52x = 951,880,067.60
  5. Step 5: Solve for x
    x = 951,880,067.60/35,399.52
  6. Step 6: Final answer
    x = 26,889.63

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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.