Home / 18,202.75-25,117.86-10,244.84

Finding the Fourth Proportional to 18,202.75, 25,117.86 and 10,244.84

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Solution

The fourth proportional to 18,202.75, 25,117.86 and 10,244.84 is: 14,136.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,202.75 : 25,117.86 = 10,244.84 : x
  2. Step 2: Convert to fraction form
    18,202.75/25,117.86 = 10,244.84/x
  3. Step 3: Cross multiply
    18,202.75x = 25,117.86 × 10,244.84
  4. Step 4: Simplify right side
    18,202.75x = 257,328,331.25
  5. Step 5: Solve for x
    x = 257,328,331.25/18,202.75
  6. Step 6: Final answer
    x = 14,136.79

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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.