Home / 53,455.94-80,175.20-17,932.98

Finding the Fourth Proportional to 53,455.94, 80,175.20 and 17,932.98

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Solution

The fourth proportional to 53,455.94, 80,175.20 and 17,932.98 is: 26,896.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,455.94 : 80,175.20 = 17,932.98 : x
  2. Step 2: Convert to fraction form
    53,455.94/80,175.20 = 17,932.98/x
  3. Step 3: Cross multiply
    53,455.94x = 80,175.20 × 17,932.98
  4. Step 4: Simplify right side
    53,455.94x = 1,437,780,258.10
  5. Step 5: Solve for x
    x = 1,437,780,258.10/53,455.94
  6. Step 6: Final answer
    x = 26,896.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.