Home / 16,834.85-23,231.04-9,280.79

Finding the Fourth Proportional to 16,834.85, 23,231.04 and 9,280.79

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Solution

The fourth proportional to 16,834.85, 23,231.04 and 9,280.79 is: 12,806.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,834.85 : 23,231.04 = 9,280.79 : x
  2. Step 2: Convert to fraction form
    16,834.85/23,231.04 = 9,280.79/x
  3. Step 3: Cross multiply
    16,834.85x = 23,231.04 × 9,280.79
  4. Step 4: Simplify right side
    16,834.85x = 215,602,287.57
  5. Step 5: Solve for x
    x = 215,602,287.57/16,834.85
  6. Step 6: Final answer
    x = 12,806.91

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1.5x scale

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.