Home / 39,383.96-59,056.43-13,079.88

Finding the Fourth Proportional to 39,383.96, 59,056.43 and 13,079.88

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Solution

The fourth proportional to 39,383.96, 59,056.43 and 13,079.88 is: 19,613.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,383.96 : 59,056.43 = 13,079.88 : x
  2. Step 2: Convert to fraction form
    39,383.96/59,056.43 = 13,079.88/x
  3. Step 3: Cross multiply
    39,383.96x = 59,056.43 × 13,079.88
  4. Step 4: Simplify right side
    39,383.96x = 772,450,952.23
  5. Step 5: Solve for x
    x = 772,450,952.23/39,383.96
  6. Step 6: Final answer
    x = 19,613.34

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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.