Home / 31,896.58-44,016.60-18,468.40

Finding the Fourth Proportional to 31,896.58, 44,016.60 and 18,468.40

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Solution

The fourth proportional to 31,896.58, 44,016.60 and 18,468.40 is: 25,486.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,896.58 : 44,016.60 = 18,468.40 : x
  2. Step 2: Convert to fraction form
    31,896.58/44,016.60 = 18,468.40/x
  3. Step 3: Cross multiply
    31,896.58x = 44,016.60 × 18,468.40
  4. Step 4: Simplify right side
    31,896.58x = 812,916,175.44
  5. Step 5: Solve for x
    x = 812,916,175.44/31,896.58
  6. Step 6: Final answer
    x = 25,486.00

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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.