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Finding the Fourth Proportional to 32,606.40, 48,909.60 and 16,811.40

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Solution

The fourth proportional to 32,606.40, 48,909.60 and 16,811.40 is: 25,217.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,606.40 : 48,909.60 = 16,811.40 : x
  2. Step 2: Convert to fraction form
    32,606.40/48,909.60 = 16,811.40/x
  3. Step 3: Cross multiply
    32,606.40x = 48,909.60 × 16,811.40
  4. Step 4: Simplify right side
    32,606.40x = 822,238,849.44
  5. Step 5: Solve for x
    x = 822,238,849.44/32,606.40
  6. Step 6: Final answer
    x = 25,217.10

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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.