Home / 13,861.09-20,787.27-4,498.95

Finding the Fourth Proportional to 13,861.09, 20,787.27 and 4,498.95

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Solution

The fourth proportional to 13,861.09, 20,787.27 and 4,498.95 is: 6,747.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,861.09 : 20,787.27 = 4,498.95 : x
  2. Step 2: Convert to fraction form
    13,861.09/20,787.27 = 4,498.95/x
  3. Step 3: Cross multiply
    13,861.09x = 20,787.27 × 4,498.95
  4. Step 4: Simplify right side
    13,861.09x = 93,520,841.25
  5. Step 5: Solve for x
    x = 93,520,841.25/13,861.09
  6. Step 6: Final answer
    x = 6,747.00

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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.