Home / 27,478.76-41,220.30-10,837.64

Finding the Fourth Proportional to 27,478.76, 41,220.30 and 10,837.64

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Solution

The fourth proportional to 27,478.76, 41,220.30 and 10,837.64 is: 16,257.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,478.76 : 41,220.30 = 10,837.64 : x
  2. Step 2: Convert to fraction form
    27,478.76/41,220.30 = 10,837.64/x
  3. Step 3: Cross multiply
    27,478.76x = 41,220.30 × 10,837.64
  4. Step 4: Simplify right side
    27,478.76x = 446,730,772.09
  5. Step 5: Solve for x
    x = 446,730,772.09/27,478.76
  6. Step 6: Final answer
    x = 16,257.31

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1.5x scale

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.