Home / 15,450.40-23,194.53-10,189.80

Finding the Fourth Proportional to 15,450.40, 23,194.53 and 10,189.80

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Solution

The fourth proportional to 15,450.40, 23,194.53 and 10,189.80 is: 15,297.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,450.40 : 23,194.53 = 10,189.80 : x
  2. Step 2: Convert to fraction form
    15,450.40/23,194.53 = 10,189.80/x
  3. Step 3: Cross multiply
    15,450.40x = 23,194.53 × 10,189.80
  4. Step 4: Simplify right side
    15,450.40x = 236,347,621.79
  5. Step 5: Solve for x
    x = 236,347,621.79/15,450.40
  6. Step 6: Final answer
    x = 15,297.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.