Home / 27,254.54-40,824.36-12,475.88

Finding the Fourth Proportional to 27,254.54, 40,824.36 and 12,475.88

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Solution

The fourth proportional to 27,254.54, 40,824.36 and 12,475.88 is: 18,687.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,254.54 : 40,824.36 = 12,475.88 : x
  2. Step 2: Convert to fraction form
    27,254.54/40,824.36 = 12,475.88/x
  3. Step 3: Cross multiply
    27,254.54x = 40,824.36 × 12,475.88
  4. Step 4: Simplify right side
    27,254.54x = 509,319,816.44
  5. Step 5: Solve for x
    x = 509,319,816.44/27,254.54
  6. Step 6: Final answer
    x = 18,687.52

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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.