Home / 13,959.48-20,942.88-4,600.92

Finding the Fourth Proportional to 13,959.48, 20,942.88 and 4,600.92

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Solution

The fourth proportional to 13,959.48, 20,942.88 and 4,600.92 is: 6,902.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,959.48 : 20,942.88 = 4,600.92 : x
  2. Step 2: Convert to fraction form
    13,959.48/20,942.88 = 4,600.92/x
  3. Step 3: Cross multiply
    13,959.48x = 20,942.88 × 4,600.92
  4. Step 4: Simplify right side
    13,959.48x = 96,356,515.45
  5. Step 5: Solve for x
    x = 96,356,515.45/13,959.48
  6. Step 6: Final answer
    x = 6,902.59

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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.