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Finding the Fourth Proportional to 29,351.84, 40,499.22 and 17,419.12

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Solution

The fourth proportional to 29,351.84, 40,499.22 and 17,419.12 is: 24,034.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,351.84 : 40,499.22 = 17,419.12 : x
  2. Step 2: Convert to fraction form
    29,351.84/40,499.22 = 17,419.12/x
  3. Step 3: Cross multiply
    29,351.84x = 40,499.22 × 17,419.12
  4. Step 4: Simplify right side
    29,351.84x = 705,460,773.09
  5. Step 5: Solve for x
    x = 705,460,773.09/29,351.84
  6. Step 6: Final answer
    x = 24,034.64

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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.