Home / 18,086.75-24,959.89-10,020.58

Finding the Fourth Proportional to 18,086.75, 24,959.89 and 10,020.58

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Solution

The fourth proportional to 18,086.75, 24,959.89 and 10,020.58 is: 13,828.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,086.75 : 24,959.89 = 10,020.58 : x
  2. Step 2: Convert to fraction form
    18,086.75/24,959.89 = 10,020.58/x
  3. Step 3: Cross multiply
    18,086.75x = 24,959.89 × 10,020.58
  4. Step 4: Simplify right side
    18,086.75x = 250,112,399.63
  5. Step 5: Solve for x
    x = 250,112,399.63/18,086.75
  6. Step 6: Final answer
    x = 13,828.49

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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.