Home / 46,961.26-70,454.16-13,680.64

Finding the Fourth Proportional to 46,961.26, 70,454.16 and 13,680.64

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Solution

The fourth proportional to 46,961.26, 70,454.16 and 13,680.64 is: 20,524.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,961.26 : 70,454.16 = 13,680.64 : x
  2. Step 2: Convert to fraction form
    46,961.26/70,454.16 = 13,680.64/x
  3. Step 3: Cross multiply
    46,961.26x = 70,454.16 × 13,680.64
  4. Step 4: Simplify right side
    46,961.26x = 963,857,999.46
  5. Step 5: Solve for x
    x = 963,857,999.46/46,961.26
  6. Step 6: Final answer
    x = 20,524.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.