Home / 19,123.92-28,667.07-8,033.76

Finding the Fourth Proportional to 19,123.92, 28,667.07 and 8,033.76

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Solution

The fourth proportional to 19,123.92, 28,667.07 and 8,033.76 is: 12,042.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,123.92 : 28,667.07 = 8,033.76 : x
  2. Step 2: Convert to fraction form
    19,123.92/28,667.07 = 8,033.76/x
  3. Step 3: Cross multiply
    19,123.92x = 28,667.07 × 8,033.76
  4. Step 4: Simplify right side
    19,123.92x = 230,304,360.28
  5. Step 5: Solve for x
    x = 230,304,360.28/19,123.92
  6. Step 6: Final answer
    x = 12,042.74

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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.