Home / 11,521.26-17,281.86-7,624.77

Finding the Fourth Proportional to 11,521.26, 17,281.86 and 7,624.77

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Solution

The fourth proportional to 11,521.26, 17,281.86 and 7,624.77 is: 11,437.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,521.26 : 17,281.86 = 7,624.77 : x
  2. Step 2: Convert to fraction form
    11,521.26/17,281.86 = 7,624.77/x
  3. Step 3: Cross multiply
    11,521.26x = 17,281.86 × 7,624.77
  4. Step 4: Simplify right side
    11,521.26x = 131,770,207.67
  5. Step 5: Solve for x
    x = 131,770,207.67/11,521.26
  6. Step 6: Final answer
    x = 11,437.14

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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.