Home / 18,470.58-27,665.70-11,452.32

Finding the Fourth Proportional to 18,470.58, 27,665.70 and 11,452.32

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Solution

The fourth proportional to 18,470.58, 27,665.70 and 11,452.32 is: 17,153.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,470.58 : 27,665.70 = 11,452.32 : x
  2. Step 2: Convert to fraction form
    18,470.58/27,665.70 = 11,452.32/x
  3. Step 3: Cross multiply
    18,470.58x = 27,665.70 × 11,452.32
  4. Step 4: Simplify right side
    18,470.58x = 316,836,449.42
  5. Step 5: Solve for x
    x = 316,836,449.42/18,470.58
  6. Step 6: Final answer
    x = 17,153.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.