Home / 27,636.85-41,447.67-7,641.55

Finding the Fourth Proportional to 27,636.85, 41,447.67 and 7,641.55

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Solution

The fourth proportional to 27,636.85, 41,447.67 and 7,641.55 is: 11,460.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,636.85 : 41,447.67 = 7,641.55 : x
  2. Step 2: Convert to fraction form
    27,636.85/41,447.67 = 7,641.55/x
  3. Step 3: Cross multiply
    27,636.85x = 41,447.67 × 7,641.55
  4. Step 4: Simplify right side
    27,636.85x = 316,724,442.69
  5. Step 5: Solve for x
    x = 316,724,442.69/27,636.85
  6. Step 6: Final answer
    x = 11,460.22

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1.5x scale

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.