Home / 30,677.67-45,957.87-25,711.83

Finding the Fourth Proportional to 30,677.67, 45,957.87 and 25,711.83

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Solution

The fourth proportional to 30,677.67, 45,957.87 and 25,711.83 is: 38,518.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,677.67 : 45,957.87 = 25,711.83 : x
  2. Step 2: Convert to fraction form
    30,677.67/45,957.87 = 25,711.83/x
  3. Step 3: Cross multiply
    30,677.67x = 45,957.87 × 25,711.83
  4. Step 4: Simplify right side
    30,677.67x = 1,181,660,940.60
  5. Step 5: Solve for x
    x = 1,181,660,940.60/30,677.67
  6. Step 6: Final answer
    x = 38,518.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.