Home / 43,551.51-65,327.30-28,756.95

Finding the Fourth Proportional to 43,551.51, 65,327.30 and 28,756.95

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Solution

The fourth proportional to 43,551.51, 65,327.30 and 28,756.95 is: 43,135.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,551.51 : 65,327.30 = 28,756.95 : x
  2. Step 2: Convert to fraction form
    43,551.51/65,327.30 = 28,756.95/x
  3. Step 3: Cross multiply
    43,551.51x = 65,327.30 × 28,756.95
  4. Step 4: Simplify right side
    43,551.51x = 1,878,613,755.95
  5. Step 5: Solve for x
    x = 1,878,613,755.95/43,551.51
  6. Step 6: Final answer
    x = 43,135.44

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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.