Home / 34,884.63-48,123.87-20,727.45

Finding the Fourth Proportional to 34,884.63, 48,123.87 and 20,727.45

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Solution

The fourth proportional to 34,884.63, 48,123.87 and 20,727.45 is: 28,593.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,884.63 : 48,123.87 = 20,727.45 : x
  2. Step 2: Convert to fraction form
    34,884.63/48,123.87 = 20,727.45/x
  3. Step 3: Cross multiply
    34,884.63x = 48,123.87 × 20,727.45
  4. Step 4: Simplify right side
    34,884.63x = 997,485,109.23
  5. Step 5: Solve for x
    x = 997,485,109.23/34,884.63
  6. Step 6: Final answer
    x = 28,593.83

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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.