Home / 27,055.32-40,575.90-8,075.48

Finding the Fourth Proportional to 27,055.32, 40,575.90 and 8,075.48

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Solution

The fourth proportional to 27,055.32, 40,575.90 and 8,075.48 is: 12,111.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,055.32 : 40,575.90 = 8,075.48 : x
  2. Step 2: Convert to fraction form
    27,055.32/40,575.90 = 8,075.48/x
  3. Step 3: Cross multiply
    27,055.32x = 40,575.90 × 8,075.48
  4. Step 4: Simplify right side
    27,055.32x = 327,669,868.93
  5. Step 5: Solve for x
    x = 327,669,868.93/27,055.32
  6. Step 6: Final answer
    x = 12,111.11

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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.