Home / 43,493.31-59,979.44-28,381.14

Finding the Fourth Proportional to 43,493.31, 59,979.44 and 28,381.14

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Solution

The fourth proportional to 43,493.31, 59,979.44 and 28,381.14 is: 39,139.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,493.31 : 59,979.44 = 28,381.14 : x
  2. Step 2: Convert to fraction form
    43,493.31/59,979.44 = 28,381.14/x
  3. Step 3: Cross multiply
    43,493.31x = 59,979.44 × 28,381.14
  4. Step 4: Simplify right side
    43,493.31x = 1,702,284,741.86
  5. Step 5: Solve for x
    x = 1,702,284,741.86/43,493.31
  6. Step 6: Final answer
    x = 39,139.00

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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.