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Finding the Fourth Proportional to 35,573.01, 49,077 and 20,463.27

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Solution

The fourth proportional to 35,573.01, 49,077 and 20,463.27 is: 28,231.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,573.01 : 49,077 = 20,463.27 : x
  2. Step 2: Convert to fraction form
    35,573.01/49,077 = 20,463.27/x
  3. Step 3: Cross multiply
    35,573.01x = 49,077 × 20,463.27
  4. Step 4: Simplify right side
    35,573.01x = 1,004,275,901.79
  5. Step 5: Solve for x
    x = 1,004,275,901.79/35,573.01
  6. Step 6: Final answer
    x = 28,231.40

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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.