Home / 18,283.74-25,231.31-10,217.56

Finding the Fourth Proportional to 18,283.74, 25,231.31 and 10,217.56

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Solution

The fourth proportional to 18,283.74, 25,231.31 and 10,217.56 is: 14,100.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,283.74 : 25,231.31 = 10,217.56 : x
  2. Step 2: Convert to fraction form
    18,283.74/25,231.31 = 10,217.56/x
  3. Step 3: Cross multiply
    18,283.74x = 25,231.31 × 10,217.56
  4. Step 4: Simplify right side
    18,283.74x = 257,802,423.80
  5. Step 5: Solve for x
    x = 257,802,423.80/18,283.74
  6. Step 6: Final answer
    x = 14,100.09

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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.