Home / 33,562.28-46,316.71-18,455.78

Finding the Fourth Proportional to 33,562.28, 46,316.71 and 18,455.78

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Solution

The fourth proportional to 33,562.28, 46,316.71 and 18,455.78 is: 25,469.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,562.28 : 46,316.71 = 18,455.78 : x
  2. Step 2: Convert to fraction form
    33,562.28/46,316.71 = 18,455.78/x
  3. Step 3: Cross multiply
    33,562.28x = 46,316.71 × 18,455.78
  4. Step 4: Simplify right side
    33,562.28x = 854,811,148.95
  5. Step 5: Solve for x
    x = 854,811,148.95/33,562.28
  6. Step 6: Final answer
    x = 25,469.40

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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.