Home / 14,830.65-20,466.21-8,116.17

Finding the Fourth Proportional to 14,830.65, 20,466.21 and 8,116.17

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Solution

The fourth proportional to 14,830.65, 20,466.21 and 8,116.17 is: 11,200.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,830.65 : 20,466.21 = 8,116.17 : x
  2. Step 2: Convert to fraction form
    14,830.65/20,466.21 = 8,116.17/x
  3. Step 3: Cross multiply
    14,830.65x = 20,466.21 × 8,116.17
  4. Step 4: Simplify right side
    14,830.65x = 166,107,239.62
  5. Step 5: Solve for x
    x = 166,107,239.62/14,830.65
  6. Step 6: Final answer
    x = 11,200.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.