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Finding the Fourth Proportional to 29,498, 40,707.24 and 16,250

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Solution

The fourth proportional to 29,498, 40,707.24 and 16,250 is: 22,425

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,498 : 40,707.24 = 16,250 : x
  2. Step 2: Convert to fraction form
    29,498/40,707.24 = 16,250/x
  3. Step 3: Cross multiply
    29,498x = 40,707.24 × 16,250
  4. Step 4: Simplify right side
    29,498x = 661,492,650
  5. Step 5: Solve for x
    x = 661,492,650/29,498
  6. Step 6: Final answer
    x = 22,425

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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.