Home / 27,686.81-41,530.52-6,910.31

Finding the Fourth Proportional to 27,686.81, 41,530.52 and 6,910.31

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Solution

The fourth proportional to 27,686.81, 41,530.52 and 6,910.31 is: 10,365.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,686.81 : 41,530.52 = 6,910.31 : x
  2. Step 2: Convert to fraction form
    27,686.81/41,530.52 = 6,910.31/x
  3. Step 3: Cross multiply
    27,686.81x = 41,530.52 × 6,910.31
  4. Step 4: Simplify right side
    27,686.81x = 286,988,888.76
  5. Step 5: Solve for x
    x = 286,988,888.76/27,686.81
  6. Step 6: Final answer
    x = 10,365.54

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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.