Home / 33,685.80-46,487.57-18,578.93

Finding the Fourth Proportional to 33,685.80, 46,487.57 and 18,578.93

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Solution

The fourth proportional to 33,685.80, 46,487.57 and 18,578.93 is: 25,639.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,685.80 : 46,487.57 = 18,578.93 : x
  2. Step 2: Convert to fraction form
    33,685.80/46,487.57 = 18,578.93/x
  3. Step 3: Cross multiply
    33,685.80x = 46,487.57 × 18,578.93
  4. Step 4: Simplify right side
    33,685.80x = 863,688,983.57
  5. Step 5: Solve for x
    x = 863,688,983.57/33,685.80
  6. Step 6: Final answer
    x = 25,639.56

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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.