Home / 50,469.56-75,716.14-15,409.20

Finding the Fourth Proportional to 50,469.56, 75,716.14 and 15,409.20

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Solution

The fourth proportional to 50,469.56, 75,716.14 and 15,409.20 is: 23,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,469.56 : 75,716.14 = 15,409.20 : x
  2. Step 2: Convert to fraction form
    50,469.56/75,716.14 = 15,409.20/x
  3. Step 3: Cross multiply
    50,469.56x = 75,716.14 × 15,409.20
  4. Step 4: Simplify right side
    50,469.56x = 1,166,725,144.49
  5. Step 5: Solve for x
    x = 1,166,725,144.49/50,469.56
  6. Step 6: Final answer
    x = 23,117.40

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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.