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Finding the Fourth Proportional to 16,492.80, 24,733.80 and 6,103.20

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Solution

The fourth proportional to 16,492.80, 24,733.80 and 6,103.20 is: 9,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,492.80 : 24,733.80 = 6,103.20 : x
  2. Step 2: Convert to fraction form
    16,492.80/24,733.80 = 6,103.20/x
  3. Step 3: Cross multiply
    16,492.80x = 24,733.80 × 6,103.20
  4. Step 4: Simplify right side
    16,492.80x = 150,955,328.16
  5. Step 5: Solve for x
    x = 150,955,328.16/16,492.80
  6. Step 6: Final answer
    x = 9,152.80

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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.