Home / 33,864.89-46,723.43-21,909.29

Finding the Fourth Proportional to 33,864.89, 46,723.43 and 21,909.29

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Solution

The fourth proportional to 33,864.89, 46,723.43 and 21,909.29 is: 30,228.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,864.89 : 46,723.43 = 21,909.29 : x
  2. Step 2: Convert to fraction form
    33,864.89/46,723.43 = 21,909.29/x
  3. Step 3: Cross multiply
    33,864.89x = 46,723.43 × 21,909.29
  4. Step 4: Simplify right side
    33,864.89x = 1,023,676,998.82
  5. Step 5: Solve for x
    x = 1,023,676,998.82/33,864.89
  6. Step 6: Final answer
    x = 30,228.27

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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.