Home / 27,390.29-41,091.59-8,671.45

Finding the Fourth Proportional to 27,390.29, 41,091.59 and 8,671.45

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Solution

The fourth proportional to 27,390.29, 41,091.59 and 8,671.45 is: 13,009.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,390.29 : 41,091.59 = 8,671.45 : x
  2. Step 2: Convert to fraction form
    27,390.29/41,091.59 = 8,671.45/x
  3. Step 3: Cross multiply
    27,390.29x = 41,091.59 × 8,671.45
  4. Step 4: Simplify right side
    27,390.29x = 356,323,668.11
  5. Step 5: Solve for x
    x = 356,323,668.11/27,390.29
  6. Step 6: Final answer
    x = 13,009.12

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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.