Home / 27,705.81-41,564.55-8,984.39

Finding the Fourth Proportional to 27,705.81, 41,564.55 and 8,984.39

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Solution

The fourth proportional to 27,705.81, 41,564.55 and 8,984.39 is: 13,478.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,705.81 : 41,564.55 = 8,984.39 : x
  2. Step 2: Convert to fraction form
    27,705.81/41,564.55 = 8,984.39/x
  3. Step 3: Cross multiply
    27,705.81x = 41,564.55 × 8,984.39
  4. Step 4: Simplify right side
    27,705.81x = 373,431,874.63
  5. Step 5: Solve for x
    x = 373,431,874.63/27,705.81
  6. Step 6: Final answer
    x = 13,478.47

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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.