Home / 32,911.68-45,416.96-18,769.04

Finding the Fourth Proportional to 32,911.68, 45,416.96 and 18,769.04

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Solution

The fourth proportional to 32,911.68, 45,416.96 and 18,769.04 is: 25,900.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,911.68 : 45,416.96 = 18,769.04 : x
  2. Step 2: Convert to fraction form
    32,911.68/45,416.96 = 18,769.04/x
  3. Step 3: Cross multiply
    32,911.68x = 45,416.96 × 18,769.04
  4. Step 4: Simplify right side
    32,911.68x = 852,432,738.92
  5. Step 5: Solve for x
    x = 852,432,738.92/32,911.68
  6. Step 6: Final answer
    x = 25,900.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.