Home / 14,585.20-20,119.92-11,042.26

Finding the Fourth Proportional to 14,585.20, 20,119.92 and 11,042.26

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Solution

The fourth proportional to 14,585.20, 20,119.92 and 11,042.26 is: 15,232.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,585.20 : 20,119.92 = 11,042.26 : x
  2. Step 2: Convert to fraction form
    14,585.20/20,119.92 = 11,042.26/x
  3. Step 3: Cross multiply
    14,585.20x = 20,119.92 × 11,042.26
  4. Step 4: Simplify right side
    14,585.20x = 222,169,387.82
  5. Step 5: Solve for x
    x = 222,169,387.82/14,585.20
  6. Step 6: Final answer
    x = 15,232.52

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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.