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Finding the Fourth Proportional to 30,832.56, 46,006.74 and 28,951.74

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Solution

The fourth proportional to 30,832.56, 46,006.74 and 28,951.74 is: 43,200.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,832.56 : 46,006.74 = 28,951.74 : x
  2. Step 2: Convert to fraction form
    30,832.56/46,006.74 = 28,951.74/x
  3. Step 3: Cross multiply
    30,832.56x = 46,006.74 × 28,951.74
  4. Step 4: Simplify right side
    30,832.56x = 1,331,975,174.73
  5. Step 5: Solve for x
    x = 1,331,975,174.73/30,832.56
  6. Step 6: Final answer
    x = 43,200.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.