Home / 27,271.77-40,908.16-8,551.39

Finding the Fourth Proportional to 27,271.77, 40,908.16 and 8,551.39

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Solution

The fourth proportional to 27,271.77, 40,908.16 and 8,551.39 is: 12,827.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,271.77 : 40,908.16 = 8,551.39 : x
  2. Step 2: Convert to fraction form
    27,271.77/40,908.16 = 8,551.39/x
  3. Step 3: Cross multiply
    27,271.77x = 40,908.16 × 8,551.39
  4. Step 4: Simplify right side
    27,271.77x = 349,821,538.76
  5. Step 5: Solve for x
    x = 349,821,538.76/27,271.77
  6. Step 6: Final answer
    x = 12,827.24

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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.