Home / 33,277.53-45,933.16-20,534.61

Finding the Fourth Proportional to 33,277.53, 45,933.16 and 20,534.61

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Solution

The fourth proportional to 33,277.53, 45,933.16 and 20,534.61 is: 28,344.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,277.53 : 45,933.16 = 20,534.61 : x
  2. Step 2: Convert to fraction form
    33,277.53/45,933.16 = 20,534.61/x
  3. Step 3: Cross multiply
    33,277.53x = 45,933.16 × 20,534.61
  4. Step 4: Simplify right side
    33,277.53x = 943,219,526.67
  5. Step 5: Solve for x
    x = 943,219,526.67/33,277.53
  6. Step 6: Final answer
    x = 28,344.04

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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.