Home / 16,116.10-22,250.58-11,078.68

Finding the Fourth Proportional to 16,116.10, 22,250.58 and 11,078.68

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Solution

The fourth proportional to 16,116.10, 22,250.58 and 11,078.68 is: 15,295.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,116.10 : 22,250.58 = 11,078.68 : x
  2. Step 2: Convert to fraction form
    16,116.10/22,250.58 = 11,078.68/x
  3. Step 3: Cross multiply
    16,116.10x = 22,250.58 × 11,078.68
  4. Step 4: Simplify right side
    16,116.10x = 246,507,055.63
  5. Step 5: Solve for x
    x = 246,507,055.63/16,116.10
  6. Step 6: Final answer
    x = 15,295.70

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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.