Home / 39,681.27-54,712.26-34,293.96

Finding the Fourth Proportional to 39,681.27, 54,712.26 and 34,293.96

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Solution

The fourth proportional to 39,681.27, 54,712.26 and 34,293.96 is: 47,284.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,681.27 : 54,712.26 = 34,293.96 : x
  2. Step 2: Convert to fraction form
    39,681.27/54,712.26 = 34,293.96/x
  3. Step 3: Cross multiply
    39,681.27x = 54,712.26 × 34,293.96
  4. Step 4: Simplify right side
    39,681.27x = 1,876,300,055.95
  5. Step 5: Solve for x
    x = 1,876,300,055.95/39,681.27
  6. Step 6: Final answer
    x = 47,284.27

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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.