Home / 27,271.77-40,908.17-8,551.40

Finding the Fourth Proportional to 27,271.77, 40,908.17 and 8,551.40

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Solution

The fourth proportional to 27,271.77, 40,908.17 and 8,551.40 is: 12,827.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,271.77 : 40,908.17 = 8,551.40 : x
  2. Step 2: Convert to fraction form
    27,271.77/40,908.17 = 8,551.40/x
  3. Step 3: Cross multiply
    27,271.77x = 40,908.17 × 8,551.40
  4. Step 4: Simplify right side
    27,271.77x = 349,821,877.64
  5. Step 5: Solve for x
    x = 349,821,877.64/27,271.77
  6. Step 6: Final answer
    x = 12,827.25

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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.