Home / 43,358.84-65,036.77-18,382.80

Finding the Fourth Proportional to 43,358.84, 65,036.77 and 18,382.80

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Solution

The fourth proportional to 43,358.84, 65,036.77 and 18,382.80 is: 27,573.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,358.84 : 65,036.77 = 18,382.80 : x
  2. Step 2: Convert to fraction form
    43,358.84/65,036.77 = 18,382.80/x
  3. Step 3: Cross multiply
    43,358.84x = 65,036.77 × 18,382.80
  4. Step 4: Simplify right side
    43,358.84x = 1,195,557,843.64
  5. Step 5: Solve for x
    x = 1,195,557,843.64/43,358.84
  6. Step 6: Final answer
    x = 27,573.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.