Home / 18,834.56-28,277.76-9,607.04

Finding the Fourth Proportional to 18,834.56, 28,277.76 and 9,607.04

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Solution

The fourth proportional to 18,834.56, 28,277.76 and 9,607.04 is: 14,423.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,834.56 : 28,277.76 = 9,607.04 : x
  2. Step 2: Convert to fraction form
    18,834.56/28,277.76 = 9,607.04/x
  3. Step 3: Cross multiply
    18,834.56x = 28,277.76 × 9,607.04
  4. Step 4: Simplify right side
    18,834.56x = 271,665,571.43
  5. Step 5: Solve for x
    x = 271,665,571.43/18,834.56
  6. Step 6: Final answer
    x = 14,423.78

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1.5x scale

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.