Home / 18,494.50-25,522.41-9,996.60

Finding the Fourth Proportional to 18,494.50, 25,522.41 and 9,996.60

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Solution

The fourth proportional to 18,494.50, 25,522.41 and 9,996.60 is: 13,795.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494.50 : 25,522.41 = 9,996.60 : x
  2. Step 2: Convert to fraction form
    18,494.50/25,522.41 = 9,996.60/x
  3. Step 3: Cross multiply
    18,494.50x = 25,522.41 × 9,996.60
  4. Step 4: Simplify right side
    18,494.50x = 255,137,323.81
  5. Step 5: Solve for x
    x = 255,137,323.81/18,494.50
  6. Step 6: Final answer
    x = 13,795.31

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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.