Home / 31,348.76-46,993.16-11,622.04

Finding the Fourth Proportional to 31,348.76, 46,993.16 and 11,622.04

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Solution

The fourth proportional to 31,348.76, 46,993.16 and 11,622.04 is: 17,421.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,348.76 : 46,993.16 = 11,622.04 : x
  2. Step 2: Convert to fraction form
    31,348.76/46,993.16 = 11,622.04/x
  3. Step 3: Cross multiply
    31,348.76x = 46,993.16 × 11,622.04
  4. Step 4: Simplify right side
    31,348.76x = 546,156,385.25
  5. Step 5: Solve for x
    x = 546,156,385.25/31,348.76
  6. Step 6: Final answer
    x = 17,421.95

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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.