Home / 16,619.40-24,929.10-11,370.60

Finding the Fourth Proportional to 16,619.40, 24,929.10 and 11,370.60

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Solution

The fourth proportional to 16,619.40, 24,929.10 and 11,370.60 is: 17,055.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,619.40 : 24,929.10 = 11,370.60 : x
  2. Step 2: Convert to fraction form
    16,619.40/24,929.10 = 11,370.60/x
  3. Step 3: Cross multiply
    16,619.40x = 24,929.10 × 11,370.60
  4. Step 4: Simplify right side
    16,619.40x = 283,458,824.46
  5. Step 5: Solve for x
    x = 283,458,824.46/16,619.40
  6. Step 6: Final answer
    x = 17,055.90

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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.