Home / 33,559.78-46,294.28-20,808.66

Finding the Fourth Proportional to 33,559.78, 46,294.28 and 20,808.66

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Solution

The fourth proportional to 33,559.78, 46,294.28 and 20,808.66 is: 28,704.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,559.78 : 46,294.28 = 20,808.66 : x
  2. Step 2: Convert to fraction form
    33,559.78/46,294.28 = 20,808.66/x
  3. Step 3: Cross multiply
    33,559.78x = 46,294.28 × 20,808.66
  4. Step 4: Simplify right side
    33,559.78x = 963,321,932.46
  5. Step 5: Solve for x
    x = 963,321,932.46/33,559.78
  6. Step 6: Final answer
    x = 28,704.66

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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.