Home / 13,123.62-19,698.39-5,733.18

Finding the Fourth Proportional to 13,123.62, 19,698.39 and 5,733.18

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Solution

The fourth proportional to 13,123.62, 19,698.39 and 5,733.18 is: 8,605.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,123.62 : 19,698.39 = 5,733.18 : x
  2. Step 2: Convert to fraction form
    13,123.62/19,698.39 = 5,733.18/x
  3. Step 3: Cross multiply
    13,123.62x = 19,698.39 × 5,733.18
  4. Step 4: Simplify right side
    13,123.62x = 112,934,415.58
  5. Step 5: Solve for x
    x = 112,934,415.58/13,123.62
  6. Step 6: Final answer
    x = 8,605.43

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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.