Home / 14,743.20-22,115.44-6,853.12

Finding the Fourth Proportional to 14,743.20, 22,115.44 and 6,853.12

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Solution

The fourth proportional to 14,743.20, 22,115.44 and 6,853.12 is: 10,279.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,743.20 : 22,115.44 = 6,853.12 : x
  2. Step 2: Convert to fraction form
    14,743.20/22,115.44 = 6,853.12/x
  3. Step 3: Cross multiply
    14,743.20x = 22,115.44 × 6,853.12
  4. Step 4: Simplify right side
    14,743.20x = 151,559,764.17
  5. Step 5: Solve for x
    x = 151,559,764.17/14,743.20
  6. Step 6: Final answer
    x = 10,279.98

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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.