Home / 27,865.14-41,810.43-15,218.88

Finding the Fourth Proportional to 27,865.14, 41,810.43 and 15,218.88

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Solution

The fourth proportional to 27,865.14, 41,810.43 and 15,218.88 is: 22,835.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,865.14 : 41,810.43 = 15,218.88 : x
  2. Step 2: Convert to fraction form
    27,865.14/41,810.43 = 15,218.88/x
  3. Step 3: Cross multiply
    27,865.14x = 41,810.43 × 15,218.88
  4. Step 4: Simplify right side
    27,865.14x = 636,307,916.92
  5. Step 5: Solve for x
    x = 636,307,916.92/27,865.14
  6. Step 6: Final answer
    x = 22,835.27

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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.