Home / 27,905.22-41,832.54-10,131.72

Finding the Fourth Proportional to 27,905.22, 41,832.54 and 10,131.72

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Solution

The fourth proportional to 27,905.22, 41,832.54 and 10,131.72 is: 15,188.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,905.22 : 41,832.54 = 10,131.72 : x
  2. Step 2: Convert to fraction form
    27,905.22/41,832.54 = 10,131.72/x
  3. Step 3: Cross multiply
    27,905.22x = 41,832.54 × 10,131.72
  4. Step 4: Simplify right side
    27,905.22x = 423,835,582.17
  5. Step 5: Solve for x
    x = 423,835,582.17/27,905.22
  6. Step 6: Final answer
    x = 15,188.40

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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.