Home / 33,632.24-46,416.96-21,730.20

Finding the Fourth Proportional to 33,632.24, 46,416.96 and 21,730.20

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Solution

The fourth proportional to 33,632.24, 46,416.96 and 21,730.20 is: 29,990.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,632.24 : 46,416.96 = 21,730.20 : x
  2. Step 2: Convert to fraction form
    33,632.24/46,416.96 = 21,730.20/x
  3. Step 3: Cross multiply
    33,632.24x = 46,416.96 × 21,730.20
  4. Step 4: Simplify right side
    33,632.24x = 1,008,649,824.19
  5. Step 5: Solve for x
    x = 1,008,649,824.19/33,632.24
  6. Step 6: Final answer
    x = 29,990.57

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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.