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Finding the Fourth Proportional to 24,391.80, 36,501.30 and 16,615.80

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Solution

The fourth proportional to 24,391.80, 36,501.30 and 16,615.80 is: 24,864.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,391.80 : 36,501.30 = 16,615.80 : x
  2. Step 2: Convert to fraction form
    24,391.80/36,501.30 = 16,615.80/x
  3. Step 3: Cross multiply
    24,391.80x = 36,501.30 × 16,615.80
  4. Step 4: Simplify right side
    24,391.80x = 606,498,300.54
  5. Step 5: Solve for x
    x = 606,498,300.54/24,391.80
  6. Step 6: Final answer
    x = 24,864.84

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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.