Home / 34,261.43-51,392.39-12,075.21

Finding the Fourth Proportional to 34,261.43, 51,392.39 and 12,075.21

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Solution

The fourth proportional to 34,261.43, 51,392.39 and 12,075.21 is: 18,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,261.43 : 51,392.39 = 12,075.21 : x
  2. Step 2: Convert to fraction form
    34,261.43/51,392.39 = 12,075.21/x
  3. Step 3: Cross multiply
    34,261.43x = 51,392.39 × 12,075.21
  4. Step 4: Simplify right side
    34,261.43x = 620,573,841.28
  5. Step 5: Solve for x
    x = 620,573,841.28/34,261.43
  6. Step 6: Final answer
    x = 18,112.90

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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.