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Finding the Fourth Proportional to 33,430.60, 50,153.10 and 10,059.40

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Solution

The fourth proportional to 33,430.60, 50,153.10 and 10,059.40 is: 15,091.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,430.60 : 50,153.10 = 10,059.40 : x
  2. Step 2: Convert to fraction form
    33,430.60/50,153.10 = 10,059.40/x
  3. Step 3: Cross multiply
    33,430.60x = 50,153.10 × 10,059.40
  4. Step 4: Simplify right side
    33,430.60x = 504,510,094.14
  5. Step 5: Solve for x
    x = 504,510,094.14/33,430.60
  6. Step 6: Final answer
    x = 15,091.27

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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.