Home / 11,624.69-17,436.70-4,229.28

Finding the Fourth Proportional to 11,624.69, 17,436.70 and 4,229.28

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Solution

The fourth proportional to 11,624.69, 17,436.70 and 4,229.28 is: 6,343.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,624.69 : 17,436.70 = 4,229.28 : x
  2. Step 2: Convert to fraction form
    11,624.69/17,436.70 = 4,229.28/x
  3. Step 3: Cross multiply
    11,624.69x = 17,436.70 × 4,229.28
  4. Step 4: Simplify right side
    11,624.69x = 73,744,686.58
  5. Step 5: Solve for x
    x = 73,744,686.58/11,624.69
  6. Step 6: Final answer
    x = 6,343.80

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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.