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Finding the Fourth Proportional to 16,290.52, 24,443.07 and 9,365.02

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Solution

The fourth proportional to 16,290.52, 24,443.07 and 9,365.02 is: 14,051.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,290.52 : 24,443.07 = 9,365.02 : x
  2. Step 2: Convert to fraction form
    16,290.52/24,443.07 = 9,365.02/x
  3. Step 3: Cross multiply
    16,290.52x = 24,443.07 × 9,365.02
  4. Step 4: Simplify right side
    16,290.52x = 228,909,839.41
  5. Step 5: Solve for x
    x = 228,909,839.41/16,290.52
  6. Step 6: Final answer
    x = 14,051.72

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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.