Home / 33,065.49-45,634.55-20,492.13

Finding the Fourth Proportional to 33,065.49, 45,634.55 and 20,492.13

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Solution

The fourth proportional to 33,065.49, 45,634.55 and 20,492.13 is: 28,281.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,065.49 : 45,634.55 = 20,492.13 : x
  2. Step 2: Convert to fraction form
    33,065.49/45,634.55 = 20,492.13/x
  3. Step 3: Cross multiply
    33,065.49x = 45,634.55 × 20,492.13
  4. Step 4: Simplify right side
    33,065.49x = 935,149,028.63
  5. Step 5: Solve for x
    x = 935,149,028.63/33,065.49
  6. Step 6: Final answer
    x = 28,281.72

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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.