Home / 14,583.90-21,861.45-7,182.30

Finding the Fourth Proportional to 14,583.90, 21,861.45 and 7,182.30

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Solution

The fourth proportional to 14,583.90, 21,861.45 and 7,182.30 is: 10,766.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,583.90 : 21,861.45 = 7,182.30 : x
  2. Step 2: Convert to fraction form
    14,583.90/21,861.45 = 7,182.30/x
  3. Step 3: Cross multiply
    14,583.90x = 21,861.45 × 7,182.30
  4. Step 4: Simplify right side
    14,583.90x = 157,015,492.34
  5. Step 5: Solve for x
    x = 157,015,492.34/14,583.90
  6. Step 6: Final answer
    x = 10,766.36

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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.