Home / 15,954.77-23,930.33-4,268.90

Finding the Fourth Proportional to 15,954.77, 23,930.33 and 4,268.90

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Solution

The fourth proportional to 15,954.77, 23,930.33 and 4,268.90 is: 6,402.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,954.77 : 23,930.33 = 4,268.90 : x
  2. Step 2: Convert to fraction form
    15,954.77/23,930.33 = 4,268.90/x
  3. Step 3: Cross multiply
    15,954.77x = 23,930.33 × 4,268.90
  4. Step 4: Simplify right side
    15,954.77x = 102,156,044.74
  5. Step 5: Solve for x
    x = 102,156,044.74/15,954.77
  6. Step 6: Final answer
    x = 6,402.85

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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.