Home / 43,534.39-65,301.59-28,739.84

Finding the Fourth Proportional to 43,534.39, 65,301.59 and 28,739.84

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Solution

The fourth proportional to 43,534.39, 65,301.59 and 28,739.84 is: 43,109.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,534.39 : 65,301.59 = 28,739.84 : x
  2. Step 2: Convert to fraction form
    43,534.39/65,301.59 = 28,739.84/x
  3. Step 3: Cross multiply
    43,534.39x = 65,301.59 × 28,739.84
  4. Step 4: Simplify right side
    43,534.39x = 1,876,757,248.35
  5. Step 5: Solve for x
    x = 1,876,757,248.35/43,534.39
  6. Step 6: Final answer
    x = 43,109.77

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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.