Home / 29,015.75-40,038.71-17,078.37

Finding the Fourth Proportional to 29,015.75, 40,038.71 and 17,078.37

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Solution

The fourth proportional to 29,015.75, 40,038.71 and 17,078.37 is: 23,566.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,015.75 : 40,038.71 = 17,078.37 : x
  2. Step 2: Convert to fraction form
    29,015.75/40,038.71 = 17,078.37/x
  3. Step 3: Cross multiply
    29,015.75x = 40,038.71 × 17,078.37
  4. Step 4: Simplify right side
    29,015.75x = 683,795,818.31
  5. Step 5: Solve for x
    x = 683,795,818.31/29,015.75
  6. Step 6: Final answer
    x = 23,566.37

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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.