Home / 14,853.80-22,279.89-4,992.05

Finding the Fourth Proportional to 14,853.80, 22,279.89 and 4,992.05

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Solution

The fourth proportional to 14,853.80, 22,279.89 and 4,992.05 is: 7,487.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,853.80 : 22,279.89 = 4,992.05 : x
  2. Step 2: Convert to fraction form
    14,853.80/22,279.89 = 4,992.05/x
  3. Step 3: Cross multiply
    14,853.80x = 22,279.89 × 4,992.05
  4. Step 4: Simplify right side
    14,853.80x = 111,222,324.87
  5. Step 5: Solve for x
    x = 111,222,324.87/14,853.80
  6. Step 6: Final answer
    x = 7,487.80

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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.