Home / 27,629.15-41,446.40-10,985.47

Finding the Fourth Proportional to 27,629.15, 41,446.40 and 10,985.47

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Solution

The fourth proportional to 27,629.15, 41,446.40 and 10,985.47 is: 16,479.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,629.15 : 41,446.40 = 10,985.47 : x
  2. Step 2: Convert to fraction form
    27,629.15/41,446.40 = 10,985.47/x
  3. Step 3: Cross multiply
    27,629.15x = 41,446.40 × 10,985.47
  4. Step 4: Simplify right side
    27,629.15x = 455,308,025.26
  5. Step 5: Solve for x
    x = 455,308,025.26/27,629.15
  6. Step 6: Final answer
    x = 16,479.27

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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.