Home / 27,405.72-37,819.90-14,830.52

Finding the Fourth Proportional to 27,405.72, 37,819.90 and 14,830.52

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Solution

The fourth proportional to 27,405.72, 37,819.90 and 14,830.52 is: 20,466.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,405.72 : 37,819.90 = 14,830.52 : x
  2. Step 2: Convert to fraction form
    27,405.72/37,819.90 = 14,830.52/x
  3. Step 3: Cross multiply
    27,405.72x = 37,819.90 × 14,830.52
  4. Step 4: Simplify right side
    27,405.72x = 560,888,783.35
  5. Step 5: Solve for x
    x = 560,888,783.35/27,405.72
  6. Step 6: Final answer
    x = 20,466.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.