Home / 11,834.70-16,281.57-11,506.65

Finding the Fourth Proportional to 11,834.70, 16,281.57 and 11,506.65

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Solution

The fourth proportional to 11,834.70, 16,281.57 and 11,506.65 is: 15,830.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,834.70 : 16,281.57 = 11,506.65 : x
  2. Step 2: Convert to fraction form
    11,834.70/16,281.57 = 11,506.65/x
  3. Step 3: Cross multiply
    11,834.70x = 16,281.57 × 11,506.65
  4. Step 4: Simplify right side
    11,834.70x = 187,346,327.44
  5. Step 5: Solve for x
    x = 187,346,327.44/11,834.70
  6. Step 6: Final answer
    x = 15,830.26

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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.