Home / 27,362.82-41,005.65-12,921.72

Finding the Fourth Proportional to 27,362.82, 41,005.65 and 12,921.72

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Solution

The fourth proportional to 27,362.82, 41,005.65 and 12,921.72 is: 19,364.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,362.82 : 41,005.65 = 12,921.72 : x
  2. Step 2: Convert to fraction form
    27,362.82/41,005.65 = 12,921.72/x
  3. Step 3: Cross multiply
    27,362.82x = 41,005.65 × 12,921.72
  4. Step 4: Simplify right side
    27,362.82x = 529,863,527.72
  5. Step 5: Solve for x
    x = 529,863,527.72/27,362.82
  6. Step 6: Final answer
    x = 19,364.36

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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.