Home / 23,553.47-32,503.55-12,942.87

Finding the Fourth Proportional to 23,553.47, 32,503.55 and 12,942.87

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Solution

The fourth proportional to 23,553.47, 32,503.55 and 12,942.87 is: 17,861.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,553.47 : 32,503.55 = 12,942.87 : x
  2. Step 2: Convert to fraction form
    23,553.47/32,503.55 = 12,942.87/x
  3. Step 3: Cross multiply
    23,553.47x = 32,503.55 × 12,942.87
  4. Step 4: Simplify right side
    23,553.47x = 420,689,157.47
  5. Step 5: Solve for x
    x = 420,689,157.47/23,553.47
  6. Step 6: Final answer
    x = 17,861.03

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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.