Home / 35,455.36-48,928.73-19,540.39

Finding the Fourth Proportional to 35,455.36, 48,928.73 and 19,540.39

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Solution

The fourth proportional to 35,455.36, 48,928.73 and 19,540.39 is: 26,965.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,455.36 : 48,928.73 = 19,540.39 : x
  2. Step 2: Convert to fraction form
    35,455.36/48,928.73 = 19,540.39/x
  3. Step 3: Cross multiply
    35,455.36x = 48,928.73 × 19,540.39
  4. Step 4: Simplify right side
    35,455.36x = 956,086,466.40
  5. Step 5: Solve for x
    x = 956,086,466.40/35,455.36
  6. Step 6: Final answer
    x = 26,965.92

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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.