Home / 18,185.42-25,063.26-13,461.50

Finding the Fourth Proportional to 18,185.42, 25,063.26 and 13,461.50

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Solution

The fourth proportional to 18,185.42, 25,063.26 and 13,461.50 is: 18,552.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,185.42 : 25,063.26 = 13,461.50 : x
  2. Step 2: Convert to fraction form
    18,185.42/25,063.26 = 13,461.50/x
  3. Step 3: Cross multiply
    18,185.42x = 25,063.26 × 13,461.50
  4. Step 4: Simplify right side
    18,185.42x = 337,389,074.49
  5. Step 5: Solve for x
    x = 337,389,074.49/18,185.42
  6. Step 6: Final answer
    x = 18,552.72

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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.