Home / 27,405.36-37,819.98-15,467.99

Finding the Fourth Proportional to 27,405.36, 37,819.98 and 15,467.99

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Solution

The fourth proportional to 27,405.36, 37,819.98 and 15,467.99 is: 21,346.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,405.36 : 37,819.98 = 15,467.99 : x
  2. Step 2: Convert to fraction form
    27,405.36/37,819.98 = 15,467.99/x
  3. Step 3: Cross multiply
    27,405.36x = 37,819.98 × 15,467.99
  4. Step 4: Simplify right side
    27,405.36x = 584,998,883.34
  5. Step 5: Solve for x
    x = 584,998,883.34/27,405.36
  6. Step 6: Final answer
    x = 21,346.15

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1.5x scale

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.