Home / 14,576.80-21,848.63-12,818.36

Finding the Fourth Proportional to 14,576.80, 21,848.63 and 12,818.36

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Solution

The fourth proportional to 14,576.80, 21,848.63 and 12,818.36 is: 19,212.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,576.80 : 21,848.63 = 12,818.36 : x
  2. Step 2: Convert to fraction form
    14,576.80/21,848.63 = 12,818.36/x
  3. Step 3: Cross multiply
    14,576.80x = 21,848.63 × 12,818.36
  4. Step 4: Simplify right side
    14,576.80x = 280,063,604.85
  5. Step 5: Solve for x
    x = 280,063,604.85/14,576.80
  6. Step 6: Final answer
    x = 19,212.97

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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.