Home / 34,861.77-48,109.98-20,714.61

Finding the Fourth Proportional to 34,861.77, 48,109.98 and 20,714.61

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Solution

The fourth proportional to 34,861.77, 48,109.98 and 20,714.61 is: 28,586.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,861.77 : 48,109.98 = 20,714.61 : x
  2. Step 2: Convert to fraction form
    34,861.77/48,109.98 = 20,714.61/x
  3. Step 3: Cross multiply
    34,861.77x = 48,109.98 × 20,714.61
  4. Step 4: Simplify right side
    34,861.77x = 996,579,472.81
  5. Step 5: Solve for x
    x = 996,579,472.81/34,861.77
  6. Step 6: Final answer
    x = 28,586.60

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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.