Home / 27,038.72-40,562.76-12,051.17

Finding the Fourth Proportional to 27,038.72, 40,562.76 and 12,051.17

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Solution

The fourth proportional to 27,038.72, 40,562.76 and 12,051.17 is: 18,078.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,038.72 : 40,562.76 = 12,051.17 : x
  2. Step 2: Convert to fraction form
    27,038.72/40,562.76 = 12,051.17/x
  3. Step 3: Cross multiply
    27,038.72x = 40,562.76 × 12,051.17
  4. Step 4: Simplify right side
    27,038.72x = 488,828,716.43
  5. Step 5: Solve for x
    x = 488,828,716.43/27,038.72
  6. Step 6: Final answer
    x = 18,078.84

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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.