Home / 16,879.60-23,290.24-9,802.36

Finding the Fourth Proportional to 16,879.60, 23,290.24 and 9,802.36

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Solution

The fourth proportional to 16,879.60, 23,290.24 and 9,802.36 is: 13,525.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.60 : 23,290.24 = 9,802.36 : x
  2. Step 2: Convert to fraction form
    16,879.60/23,290.24 = 9,802.36/x
  3. Step 3: Cross multiply
    16,879.60x = 23,290.24 × 9,802.36
  4. Step 4: Simplify right side
    16,879.60x = 228,299,316.97
  5. Step 5: Solve for x
    x = 228,299,316.97/16,879.60
  6. Step 6: Final answer
    x = 13,525.16

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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.