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Finding the Fourth Proportional to 23,503.59, 35,285.43 and 20,193.02

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Solution

The fourth proportional to 23,503.59, 35,285.43 and 20,193.02 is: 30,315.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,503.59 : 35,285.43 = 20,193.02 : x
  2. Step 2: Convert to fraction form
    23,503.59/35,285.43 = 20,193.02/x
  3. Step 3: Cross multiply
    23,503.59x = 35,285.43 × 20,193.02
  4. Step 4: Simplify right side
    23,503.59x = 712,519,217.27
  5. Step 5: Solve for x
    x = 712,519,217.27/23,503.59
  6. Step 6: Final answer
    x = 30,315.34

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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.