Home / 33,772.18-46,605.38-18,665.70

Finding the Fourth Proportional to 33,772.18, 46,605.38 and 18,665.70

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Solution

The fourth proportional to 33,772.18, 46,605.38 and 18,665.70 is: 25,758.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,772.18 : 46,605.38 = 18,665.70 : x
  2. Step 2: Convert to fraction form
    33,772.18/46,605.38 = 18,665.70/x
  3. Step 3: Cross multiply
    33,772.18x = 46,605.38 × 18,665.70
  4. Step 4: Simplify right side
    33,772.18x = 869,922,041.47
  5. Step 5: Solve for x
    x = 869,922,041.47/33,772.18
  6. Step 6: Final answer
    x = 25,758.54

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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.