Home / 33,492.12-46,215.20-20,061.48

Finding the Fourth Proportional to 33,492.12, 46,215.20 and 20,061.48

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Solution

The fourth proportional to 33,492.12, 46,215.20 and 20,061.48 is: 27,682.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,492.12 : 46,215.20 = 20,061.48 : x
  2. Step 2: Convert to fraction form
    33,492.12/46,215.20 = 20,061.48/x
  3. Step 3: Cross multiply
    33,492.12x = 46,215.20 × 20,061.48
  4. Step 4: Simplify right side
    33,492.12x = 927,145,310.50
  5. Step 5: Solve for x
    x = 927,145,310.50/33,492.12
  6. Step 6: Final answer
    x = 27,682.49

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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.