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Finding the Fourth Proportional to 29,661.21, 40,941.23 and 17,094.81

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Solution

The fourth proportional to 29,661.21, 40,941.23 and 17,094.81 is: 23,595.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,661.21 : 40,941.23 = 17,094.81 : x
  2. Step 2: Convert to fraction form
    29,661.21/40,941.23 = 17,094.81/x
  3. Step 3: Cross multiply
    29,661.21x = 40,941.23 × 17,094.81
  4. Step 4: Simplify right side
    29,661.21x = 699,882,462.54
  5. Step 5: Solve for x
    x = 699,882,462.54/29,661.21
  6. Step 6: Final answer
    x = 23,595.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.