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Finding the Fourth Proportional to 17,846.16, 26,743.64 and 15,649.68

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Solution

The fourth proportional to 17,846.16, 26,743.64 and 15,649.68 is: 23,452.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,846.16 : 26,743.64 = 15,649.68 : x
  2. Step 2: Convert to fraction form
    17,846.16/26,743.64 = 15,649.68/x
  3. Step 3: Cross multiply
    17,846.16x = 26,743.64 × 15,649.68
  4. Step 4: Simplify right side
    17,846.16x = 418,529,408.04
  5. Step 5: Solve for x
    x = 418,529,408.04/17,846.16
  6. Step 6: Final answer
    x = 23,452.07

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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.