Home / 27,027.16-40,536-12,232.60

Finding the Fourth Proportional to 27,027.16, 40,536 and 12,232.60

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Solution

The fourth proportional to 27,027.16, 40,536 and 12,232.60 is: 18,346.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,027.16 : 40,536 = 12,232.60 : x
  2. Step 2: Convert to fraction form
    27,027.16/40,536 = 12,232.60/x
  3. Step 3: Cross multiply
    27,027.16x = 40,536 × 12,232.60
  4. Step 4: Simplify right side
    27,027.16x = 495,860,673.60
  5. Step 5: Solve for x
    x = 495,860,673.60/27,027.16
  6. Step 6: Final answer
    x = 18,346.75

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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.