Home / 14,574.44-21,861.50-4,186.20

Finding the Fourth Proportional to 14,574.44, 21,861.50 and 4,186.20

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Solution

The fourth proportional to 14,574.44, 21,861.50 and 4,186.20 is: 6,279.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,574.44 : 21,861.50 = 4,186.20 : x
  2. Step 2: Convert to fraction form
    14,574.44/21,861.50 = 4,186.20/x
  3. Step 3: Cross multiply
    14,574.44x = 21,861.50 × 4,186.20
  4. Step 4: Simplify right side
    14,574.44x = 91,516,611.30
  5. Step 5: Solve for x
    x = 91,516,611.30/14,574.44
  6. Step 6: Final answer
    x = 6,279.25

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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.