Home / 27,448.16-41,186.05-10,820.12

Finding the Fourth Proportional to 27,448.16, 41,186.05 and 10,820.12

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Solution

The fourth proportional to 27,448.16, 41,186.05 and 10,820.12 is: 16,235.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,448.16 : 41,186.05 = 10,820.12 : x
  2. Step 2: Convert to fraction form
    27,448.16/41,186.05 = 10,820.12/x
  3. Step 3: Cross multiply
    27,448.16x = 41,186.05 × 10,820.12
  4. Step 4: Simplify right side
    27,448.16x = 445,638,003.33
  5. Step 5: Solve for x
    x = 445,638,003.33/27,448.16
  6. Step 6: Final answer
    x = 16,235.62

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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.