Home / 15,711.92-23,571.04-4,618.96

Finding the Fourth Proportional to 15,711.92, 23,571.04 and 4,618.96

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Solution

The fourth proportional to 15,711.92, 23,571.04 and 4,618.96 is: 6,929.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,711.92 : 23,571.04 = 4,618.96 : x
  2. Step 2: Convert to fraction form
    15,711.92/23,571.04 = 4,618.96/x
  3. Step 3: Cross multiply
    15,711.92x = 23,571.04 × 4,618.96
  4. Step 4: Simplify right side
    15,711.92x = 108,873,690.92
  5. Step 5: Solve for x
    x = 108,873,690.92/15,711.92
  6. Step 6: Final answer
    x = 6,929.37

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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.