Home / 30,298.46-41,811.49-16,869.36

Finding the Fourth Proportional to 30,298.46, 41,811.49 and 16,869.36

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Solution

The fourth proportional to 30,298.46, 41,811.49 and 16,869.36 is: 23,279.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,298.46 : 41,811.49 = 16,869.36 : x
  2. Step 2: Convert to fraction form
    30,298.46/41,811.49 = 16,869.36/x
  3. Step 3: Cross multiply
    30,298.46x = 41,811.49 × 16,869.36
  4. Step 4: Simplify right side
    30,298.46x = 705,333,254.83
  5. Step 5: Solve for x
    x = 705,333,254.83/30,298.46
  6. Step 6: Final answer
    x = 23,279.51

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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.