Home / 33,285.64-45,934.14-18,381.64

Finding the Fourth Proportional to 33,285.64, 45,934.14 and 18,381.64

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Solution

The fourth proportional to 33,285.64, 45,934.14 and 18,381.64 is: 25,366.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,285.64 : 45,934.14 = 18,381.64 : x
  2. Step 2: Convert to fraction form
    33,285.64/45,934.14 = 18,381.64/x
  3. Step 3: Cross multiply
    33,285.64x = 45,934.14 × 18,381.64
  4. Step 4: Simplify right side
    33,285.64x = 844,344,825.19
  5. Step 5: Solve for x
    x = 844,344,825.19/33,285.64
  6. Step 6: Final answer
    x = 25,366.64

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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.