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Finding the Fourth Proportional to 27,166.88, 40,756.44 and 9,636.68

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Solution

The fourth proportional to 27,166.88, 40,756.44 and 9,636.68 is: 14,457.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,166.88 : 40,756.44 = 9,636.68 : x
  2. Step 2: Convert to fraction form
    27,166.88/40,756.44 = 9,636.68/x
  3. Step 3: Cross multiply
    27,166.88x = 40,756.44 × 9,636.68
  4. Step 4: Simplify right side
    27,166.88x = 392,756,770.22
  5. Step 5: Solve for x
    x = 392,756,770.22/27,166.88
  6. Step 6: Final answer
    x = 14,457.19

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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.