Home / 27,705.20-41,549.70-9,933.80

Finding the Fourth Proportional to 27,705.20, 41,549.70 and 9,933.80

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Solution

The fourth proportional to 27,705.20, 41,549.70 and 9,933.80 is: 14,897.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,705.20 : 41,549.70 = 9,933.80 : x
  2. Step 2: Convert to fraction form
    27,705.20/41,549.70 = 9,933.80/x
  3. Step 3: Cross multiply
    27,705.20x = 41,549.70 × 9,933.80
  4. Step 4: Simplify right side
    27,705.20x = 412,746,409.86
  5. Step 5: Solve for x
    x = 412,746,409.86/27,705.20
  6. Step 6: Final answer
    x = 14,897.80

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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.