Home / 27,850.98-41,780.61-10,085.79

Finding the Fourth Proportional to 27,850.98, 41,780.61 and 10,085.79

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Solution

The fourth proportional to 27,850.98, 41,780.61 and 10,085.79 is: 15,130.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,850.98 : 41,780.61 = 10,085.79 : x
  2. Step 2: Convert to fraction form
    27,850.98/41,780.61 = 10,085.79/x
  3. Step 3: Cross multiply
    27,850.98x = 41,780.61 × 10,085.79
  4. Step 4: Simplify right side
    27,850.98x = 421,390,458.53
  5. Step 5: Solve for x
    x = 421,390,458.53/27,850.98
  6. Step 6: Final answer
    x = 15,130.18

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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.