Home / 23,185.97-34,781.67-7,385.45

Finding the Fourth Proportional to 23,185.97, 34,781.67 and 7,385.45

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Solution

The fourth proportional to 23,185.97, 34,781.67 and 7,385.45 is: 11,079.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,185.97 : 34,781.67 = 7,385.45 : x
  2. Step 2: Convert to fraction form
    23,185.97/34,781.67 = 7,385.45/x
  3. Step 3: Cross multiply
    23,185.97x = 34,781.67 × 7,385.45
  4. Step 4: Simplify right side
    23,185.97x = 256,878,284.70
  5. Step 5: Solve for x
    x = 256,878,284.70/23,185.97
  6. Step 6: Final answer
    x = 11,079.04

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1.5x scale

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.