Home / 33,684.60-46,487.36-18,578.64

Finding the Fourth Proportional to 33,684.60, 46,487.36 and 18,578.64

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Solution

The fourth proportional to 33,684.60, 46,487.36 and 18,578.64 is: 25,639.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,684.60 : 46,487.36 = 18,578.64 : x
  2. Step 2: Convert to fraction form
    33,684.60/46,487.36 = 18,578.64/x
  3. Step 3: Cross multiply
    33,684.60x = 46,487.36 × 18,578.64
  4. Step 4: Simplify right side
    33,684.60x = 863,671,925.99
  5. Step 5: Solve for x
    x = 863,671,925.99/33,684.60
  6. Step 6: Final answer
    x = 25,639.96

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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.