Home / 31,185.36-43,034.58-17,038.35

Finding the Fourth Proportional to 31,185.36, 43,034.58 and 17,038.35

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Solution

The fourth proportional to 31,185.36, 43,034.58 and 17,038.35 is: 23,512.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,185.36 : 43,034.58 = 17,038.35 : x
  2. Step 2: Convert to fraction form
    31,185.36/43,034.58 = 17,038.35/x
  3. Step 3: Cross multiply
    31,185.36x = 43,034.58 × 17,038.35
  4. Step 4: Simplify right side
    31,185.36x = 733,238,236.14
  5. Step 5: Solve for x
    x = 733,238,236.14/31,185.36
  6. Step 6: Final answer
    x = 23,512.26

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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.