Home / 28,850.90-43,276.35-27,757.40

Finding the Fourth Proportional to 28,850.90, 43,276.35 and 27,757.40

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Solution

The fourth proportional to 28,850.90, 43,276.35 and 27,757.40 is: 41,636.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,850.90 : 43,276.35 = 27,757.40 : x
  2. Step 2: Convert to fraction form
    28,850.90/43,276.35 = 27,757.40/x
  3. Step 3: Cross multiply
    28,850.90x = 43,276.35 × 27,757.40
  4. Step 4: Simplify right side
    28,850.90x = 1,201,238,957.49
  5. Step 5: Solve for x
    x = 1,201,238,957.49/28,850.90
  6. Step 6: Final answer
    x = 41,636.10

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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.