Home / 14,604.20-21,863.10-12,876.20

Finding the Fourth Proportional to 14,604.20, 21,863.10 and 12,876.20

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Solution

The fourth proportional to 14,604.20, 21,863.10 and 12,876.20 is: 19,276.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,604.20 : 21,863.10 = 12,876.20 : x
  2. Step 2: Convert to fraction form
    14,604.20/21,863.10 = 12,876.20/x
  3. Step 3: Cross multiply
    14,604.20x = 21,863.10 × 12,876.20
  4. Step 4: Simplify right side
    14,604.20x = 281,513,648.22
  5. Step 5: Solve for x
    x = 281,513,648.22/14,604.20
  6. Step 6: Final answer
    x = 19,276.21

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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.