Home / 27,913.65-41,846.95-12,106.79

Finding the Fourth Proportional to 27,913.65, 41,846.95 and 12,106.79

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Solution

The fourth proportional to 27,913.65, 41,846.95 and 12,106.79 is: 18,149.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,913.65 : 41,846.95 = 12,106.79 : x
  2. Step 2: Convert to fraction form
    27,913.65/41,846.95 = 12,106.79/x
  3. Step 3: Cross multiply
    27,913.65x = 41,846.95 × 12,106.79
  4. Step 4: Simplify right side
    27,913.65x = 506,631,973.59
  5. Step 5: Solve for x
    x = 506,631,973.59/27,913.65
  6. Step 6: Final answer
    x = 18,149.97

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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.