Home / 27,428.84-41,144.69-8,710.35

Finding the Fourth Proportional to 27,428.84, 41,144.69 and 8,710.35

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Solution

The fourth proportional to 27,428.84, 41,144.69 and 8,710.35 is: 13,065.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,428.84 : 41,144.69 = 8,710.35 : x
  2. Step 2: Convert to fraction form
    27,428.84/41,144.69 = 8,710.35/x
  3. Step 3: Cross multiply
    27,428.84x = 41,144.69 × 8,710.35
  4. Step 4: Simplify right side
    27,428.84x = 358,384,650.54
  5. Step 5: Solve for x
    x = 358,384,650.54/27,428.84
  6. Step 6: Final answer
    x = 13,065.98

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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.