Home / 33,423.64-46,120.24-19,989.99

Finding the Fourth Proportional to 33,423.64, 46,120.24 and 19,989.99

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Solution

The fourth proportional to 33,423.64, 46,120.24 and 19,989.99 is: 27,583.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,423.64 : 46,120.24 = 19,989.99 : x
  2. Step 2: Convert to fraction form
    33,423.64/46,120.24 = 19,989.99/x
  3. Step 3: Cross multiply
    33,423.64x = 46,120.24 × 19,989.99
  4. Step 4: Simplify right side
    33,423.64x = 921,943,036.45
  5. Step 5: Solve for x
    x = 921,943,036.45/33,423.64
  6. Step 6: Final answer
    x = 27,583.57

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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.