Home / 36,140.76-54,164.43-29,124.09

Finding the Fourth Proportional to 36,140.76, 54,164.43 and 29,124.09

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Solution

The fourth proportional to 36,140.76, 54,164.43 and 29,124.09 is: 43,648.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,140.76 : 54,164.43 = 29,124.09 : x
  2. Step 2: Convert to fraction form
    36,140.76/54,164.43 = 29,124.09/x
  3. Step 3: Cross multiply
    36,140.76x = 54,164.43 × 29,124.09
  4. Step 4: Simplify right side
    36,140.76x = 1,577,489,734.12
  5. Step 5: Solve for x
    x = 1,577,489,734.12/36,140.76
  6. Step 6: Final answer
    x = 43,648.49

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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.