Home / 29,907.90-41,292.78-18,594.30

Finding the Fourth Proportional to 29,907.90, 41,292.78 and 18,594.30

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Solution

The fourth proportional to 29,907.90, 41,292.78 and 18,594.30 is: 25,672.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,907.90 : 41,292.78 = 18,594.30 : x
  2. Step 2: Convert to fraction form
    29,907.90/41,292.78 = 18,594.30/x
  3. Step 3: Cross multiply
    29,907.90x = 41,292.78 × 18,594.30
  4. Step 4: Simplify right side
    29,907.90x = 767,810,339.15
  5. Step 5: Solve for x
    x = 767,810,339.15/29,907.90
  6. Step 6: Final answer
    x = 25,672.49

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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.