Home / 10,834.60-16,232.70-9,605.80

Finding the Fourth Proportional to 10,834.60, 16,232.70 and 9,605.80

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Solution

The fourth proportional to 10,834.60, 16,232.70 and 9,605.80 is: 14,391.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,834.60 : 16,232.70 = 9,605.80 : x
  2. Step 2: Convert to fraction form
    10,834.60/16,232.70 = 9,605.80/x
  3. Step 3: Cross multiply
    10,834.60x = 16,232.70 × 9,605.80
  4. Step 4: Simplify right side
    10,834.60x = 155,928,069.66
  5. Step 5: Solve for x
    x = 155,928,069.66/10,834.60
  6. Step 6: Final answer
    x = 14,391.68

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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.