Home / 27,649.90-41,443.80-11,005.39

Finding the Fourth Proportional to 27,649.90, 41,443.80 and 11,005.39

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Solution

The fourth proportional to 27,649.90, 41,443.80 and 11,005.39 is: 16,495.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,649.90 : 41,443.80 = 11,005.39 : x
  2. Step 2: Convert to fraction form
    27,649.90/41,443.80 = 11,005.39/x
  3. Step 3: Cross multiply
    27,649.90x = 41,443.80 × 11,005.39
  4. Step 4: Simplify right side
    27,649.90x = 456,105,182.08
  5. Step 5: Solve for x
    x = 456,105,182.08/27,649.90
  6. Step 6: Final answer
    x = 16,495.73

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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.