Home / 17,790.09-24,553.71-11,729.67

Finding the Fourth Proportional to 17,790.09, 24,553.71 and 11,729.67

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Solution

The fourth proportional to 17,790.09, 24,553.71 and 11,729.67 is: 16,189.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,790.09 : 24,553.71 = 11,729.67 : x
  2. Step 2: Convert to fraction form
    17,790.09/24,553.71 = 11,729.67/x
  3. Step 3: Cross multiply
    17,790.09x = 24,553.71 × 11,729.67
  4. Step 4: Simplify right side
    17,790.09x = 288,006,915.58
  5. Step 5: Solve for x
    x = 288,006,915.58/17,790.09
  6. Step 6: Final answer
    x = 16,189.18

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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.