Home / 26,742.84-40,126.14-11,960.88

Finding the Fourth Proportional to 26,742.84, 40,126.14 and 11,960.88

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Solution

The fourth proportional to 26,742.84, 40,126.14 and 11,960.88 is: 17,946.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.84 : 40,126.14 = 11,960.88 : x
  2. Step 2: Convert to fraction form
    26,742.84/40,126.14 = 11,960.88/x
  3. Step 3: Cross multiply
    26,742.84x = 40,126.14 × 11,960.88
  4. Step 4: Simplify right side
    26,742.84x = 479,943,945.40
  5. Step 5: Solve for x
    x = 479,943,945.40/26,742.84
  6. Step 6: Final answer
    x = 17,946.63

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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.