Home / 40,893.94-56,476.48-28,180.18

Finding the Fourth Proportional to 40,893.94, 56,476.48 and 28,180.18

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Solution

The fourth proportional to 40,893.94, 56,476.48 and 28,180.18 is: 38,918.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,893.94 : 56,476.48 = 28,180.18 : x
  2. Step 2: Convert to fraction form
    40,893.94/56,476.48 = 28,180.18/x
  3. Step 3: Cross multiply
    40,893.94x = 56,476.48 × 28,180.18
  4. Step 4: Simplify right side
    40,893.94x = 1,591,517,372.17
  5. Step 5: Solve for x
    x = 1,591,517,372.17/40,893.94
  6. Step 6: Final answer
    x = 38,918.17

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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.