Home / 27,936.67-41,848.89-12,922.76

Finding the Fourth Proportional to 27,936.67, 41,848.89 and 12,922.76

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Solution

The fourth proportional to 27,936.67, 41,848.89 and 12,922.76 is: 19,358.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,936.67 : 41,848.89 = 12,922.76 : x
  2. Step 2: Convert to fraction form
    27,936.67/41,848.89 = 12,922.76/x
  3. Step 3: Cross multiply
    27,936.67x = 41,848.89 × 12,922.76
  4. Step 4: Simplify right side
    27,936.67x = 540,803,161.74
  5. Step 5: Solve for x
    x = 540,803,161.74/27,936.67
  6. Step 6: Final answer
    x = 19,358.18

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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.