Home / 30,006.70-41,420.91-26,857.42

Finding the Fourth Proportional to 30,006.70, 41,420.91 and 26,857.42

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Solution

The fourth proportional to 30,006.70, 41,420.91 and 26,857.42 is: 37,073.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,006.70 : 41,420.91 = 26,857.42 : x
  2. Step 2: Convert to fraction form
    30,006.70/41,420.91 = 26,857.42/x
  3. Step 3: Cross multiply
    30,006.70x = 41,420.91 × 26,857.42
  4. Step 4: Simplify right side
    30,006.70x = 1,112,458,776.65
  5. Step 5: Solve for x
    x = 1,112,458,776.65/30,006.70
  6. Step 6: Final answer
    x = 37,073.68

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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.