Home / 11,924.30-16,455.60-7,450.65

Finding the Fourth Proportional to 11,924.30, 16,455.60 and 7,450.65

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Solution

The fourth proportional to 11,924.30, 16,455.60 and 7,450.65 is: 10,281.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.30 : 16,455.60 = 7,450.65 : x
  2. Step 2: Convert to fraction form
    11,924.30/16,455.60 = 7,450.65/x
  3. Step 3: Cross multiply
    11,924.30x = 16,455.60 × 7,450.65
  4. Step 4: Simplify right side
    11,924.30x = 122,604,934.77
  5. Step 5: Solve for x
    x = 122,604,934.77/11,924.30
  6. Step 6: Final answer
    x = 10,281.94

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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.