Home / 29,312.43-43,968.67-20,586.30

Finding the Fourth Proportional to 29,312.43, 43,968.67 and 20,586.30

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Solution

The fourth proportional to 29,312.43, 43,968.67 and 20,586.30 is: 30,879.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,312.43 : 43,968.67 = 20,586.30 : x
  2. Step 2: Convert to fraction form
    29,312.43/43,968.67 = 20,586.30/x
  3. Step 3: Cross multiply
    29,312.43x = 43,968.67 × 20,586.30
  4. Step 4: Simplify right side
    29,312.43x = 905,152,231.22
  5. Step 5: Solve for x
    x = 905,152,231.22/29,312.43
  6. Step 6: Final answer
    x = 30,879.47

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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.