Home / 16,669.96-23,004.30-9,116.32

Finding the Fourth Proportional to 16,669.96, 23,004.30 and 9,116.32

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Solution

The fourth proportional to 16,669.96, 23,004.30 and 9,116.32 is: 12,580.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,669.96 : 23,004.30 = 9,116.32 : x
  2. Step 2: Convert to fraction form
    16,669.96/23,004.30 = 9,116.32/x
  3. Step 3: Cross multiply
    16,669.96x = 23,004.30 × 9,116.32
  4. Step 4: Simplify right side
    16,669.96x = 209,714,560.18
  5. Step 5: Solve for x
    x = 209,714,560.18/16,669.96
  6. Step 6: Final answer
    x = 12,580.39

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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.