Home / 33,943.12-46,838.28-18,835.12

Finding the Fourth Proportional to 33,943.12, 46,838.28 and 18,835.12

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Solution

The fourth proportional to 33,943.12, 46,838.28 and 18,835.12 is: 25,990.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,943.12 : 46,838.28 = 18,835.12 : x
  2. Step 2: Convert to fraction form
    33,943.12/46,838.28 = 18,835.12/x
  3. Step 3: Cross multiply
    33,943.12x = 46,838.28 × 18,835.12
  4. Step 4: Simplify right side
    33,943.12x = 882,204,624.39
  5. Step 5: Solve for x
    x = 882,204,624.39/33,943.12
  6. Step 6: Final answer
    x = 25,990.68

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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.