Home / 33,920.43-46,812.57-18,814.53

Finding the Fourth Proportional to 33,920.43, 46,812.57 and 18,814.53

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Solution

The fourth proportional to 33,920.43, 46,812.57 and 18,814.53 is: 25,965.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,920.43 : 46,812.57 = 18,814.53 : x
  2. Step 2: Convert to fraction form
    33,920.43/46,812.57 = 18,814.53/x
  3. Step 3: Cross multiply
    33,920.43x = 46,812.57 × 18,814.53
  4. Step 4: Simplify right side
    33,920.43x = 880,756,502.64
  5. Step 5: Solve for x
    x = 880,756,502.64/33,920.43
  6. Step 6: Final answer
    x = 25,965.37

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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.