Home / 13,861.00-20,787.14-4,498.85

Finding the Fourth Proportional to 13,861.00, 20,787.14 and 4,498.85

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Solution

The fourth proportional to 13,861.00, 20,787.14 and 4,498.85 is: 6,746.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,861.00 : 20,787.14 = 4,498.85 : x
  2. Step 2: Convert to fraction form
    13,861.00/20,787.14 = 4,498.85/x
  3. Step 3: Cross multiply
    13,861.00x = 20,787.14 × 4,498.85
  4. Step 4: Simplify right side
    13,861.00x = 93,518,254.26
  5. Step 5: Solve for x
    x = 93,518,254.26/13,861.00
  6. Step 6: Final answer
    x = 6,746.86

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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.