Home / 27,426.87-41,117.63-12,623.31

Finding the Fourth Proportional to 27,426.87, 41,117.63 and 12,623.31

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Solution

The fourth proportional to 27,426.87, 41,117.63 and 12,623.31 is: 18,924.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,426.87 : 41,117.63 = 12,623.31 : x
  2. Step 2: Convert to fraction form
    27,426.87/41,117.63 = 12,623.31/x
  3. Step 3: Cross multiply
    27,426.87x = 41,117.63 × 12,623.31
  4. Step 4: Simplify right side
    27,426.87x = 519,040,526.84
  5. Step 5: Solve for x
    x = 519,040,526.84/27,426.87
  6. Step 6: Final answer
    x = 18,924.53

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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.