Home / 27,075.80-40,611.87-9,543.35

Finding the Fourth Proportional to 27,075.80, 40,611.87 and 9,543.35

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Solution

The fourth proportional to 27,075.80, 40,611.87 and 9,543.35 is: 14,314.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,075.80 : 40,611.87 = 9,543.35 : x
  2. Step 2: Convert to fraction form
    27,075.80/40,611.87 = 9,543.35/x
  3. Step 3: Cross multiply
    27,075.80x = 40,611.87 × 9,543.35
  4. Step 4: Simplify right side
    27,075.80x = 387,573,391.09
  5. Step 5: Solve for x
    x = 387,573,391.09/27,075.80
  6. Step 6: Final answer
    x = 14,314.38

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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.