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Finding the Fourth Proportional to 29,497.52, 44,142.30 and 18,409.40

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Solution

The fourth proportional to 29,497.52, 44,142.30 and 18,409.40 is: 27,549.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,497.52 : 44,142.30 = 18,409.40 : x
  2. Step 2: Convert to fraction form
    29,497.52/44,142.30 = 18,409.40/x
  3. Step 3: Cross multiply
    29,497.52x = 44,142.30 × 18,409.40
  4. Step 4: Simplify right side
    29,497.52x = 812,633,257.62
  5. Step 5: Solve for x
    x = 812,633,257.62/29,497.52
  6. Step 6: Final answer
    x = 27,549.21

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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.