Home / 31,205.73-46,803.98-11,479.67

Finding the Fourth Proportional to 31,205.73, 46,803.98 and 11,479.67

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Solution

The fourth proportional to 31,205.73, 46,803.98 and 11,479.67 is: 17,217.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,205.73 : 46,803.98 = 11,479.67 : x
  2. Step 2: Convert to fraction form
    31,205.73/46,803.98 = 11,479.67/x
  3. Step 3: Cross multiply
    31,205.73x = 46,803.98 × 11,479.67
  4. Step 4: Simplify right side
    31,205.73x = 537,294,478.55
  5. Step 5: Solve for x
    x = 537,294,478.55/31,205.73
  6. Step 6: Final answer
    x = 17,217.81

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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.