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Finding the Fourth Proportional to 16,612.56, 24,928.56 and 6,225.12

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Solution

The fourth proportional to 16,612.56, 24,928.56 and 6,225.12 is: 9,341.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,612.56 : 24,928.56 = 6,225.12 : x
  2. Step 2: Convert to fraction form
    16,612.56/24,928.56 = 6,225.12/x
  3. Step 3: Cross multiply
    16,612.56x = 24,928.56 × 6,225.12
  4. Step 4: Simplify right side
    16,612.56x = 155,183,277.43
  5. Step 5: Solve for x
    x = 155,183,277.43/16,612.56
  6. Step 6: Final answer
    x = 9,341.32

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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.