Home / 27,771.79-41,636.86-9,040.63

Finding the Fourth Proportional to 27,771.79, 41,636.86 and 9,040.63

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Solution

The fourth proportional to 27,771.79, 41,636.86 and 9,040.63 is: 13,554.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,771.79 : 41,636.86 = 9,040.63 : x
  2. Step 2: Convert to fraction form
    27,771.79/41,636.86 = 9,040.63/x
  3. Step 3: Cross multiply
    27,771.79x = 41,636.86 × 9,040.63
  4. Step 4: Simplify right side
    27,771.79x = 376,423,445.62
  5. Step 5: Solve for x
    x = 376,423,445.62/27,771.79
  6. Step 6: Final answer
    x = 13,554.17

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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.