Home / 14,080.57-19,435.51-8,116.22

Finding the Fourth Proportional to 14,080.57, 19,435.51 and 8,116.22

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Solution

The fourth proportional to 14,080.57, 19,435.51 and 8,116.22 is: 11,202.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080.57 : 19,435.51 = 8,116.22 : x
  2. Step 2: Convert to fraction form
    14,080.57/19,435.51 = 8,116.22/x
  3. Step 3: Cross multiply
    14,080.57x = 19,435.51 × 8,116.22
  4. Step 4: Simplify right side
    14,080.57x = 157,742,854.68
  5. Step 5: Solve for x
    x = 157,742,854.68/14,080.57
  6. Step 6: Final answer
    x = 11,202.88

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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.