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Finding the Fourth Proportional to 34,041.30, 46,957.83 and 20,425.83

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Solution

The fourth proportional to 34,041.30, 46,957.83 and 20,425.83 is: 28,176.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,041.30 : 46,957.83 = 20,425.83 : x
  2. Step 2: Convert to fraction form
    34,041.30/46,957.83 = 20,425.83/x
  3. Step 3: Cross multiply
    34,041.30x = 46,957.83 × 20,425.83
  4. Step 4: Simplify right side
    34,041.30x = 959,152,652.75
  5. Step 5: Solve for x
    x = 959,152,652.75/34,041.30
  6. Step 6: Final answer
    x = 28,176.15

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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.