Home / 14,269.44-19,675.92-8,957.76

Finding the Fourth Proportional to 14,269.44, 19,675.92 and 8,957.76

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Solution

The fourth proportional to 14,269.44, 19,675.92 and 8,957.76 is: 12,351.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269.44 : 19,675.92 = 8,957.76 : x
  2. Step 2: Convert to fraction form
    14,269.44/19,675.92 = 8,957.76/x
  3. Step 3: Cross multiply
    14,269.44x = 19,675.92 × 8,957.76
  4. Step 4: Simplify right side
    14,269.44x = 176,252,169.14
  5. Step 5: Solve for x
    x = 176,252,169.14/14,269.44
  6. Step 6: Final answer
    x = 12,351.72

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1.5x scale

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.