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Finding the Fourth Proportional to 32,550.79, 48,813.80 and 11,486.91

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Solution

The fourth proportional to 32,550.79, 48,813.80 and 11,486.91 is: 17,225.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,550.79 : 48,813.80 = 11,486.91 : x
  2. Step 2: Convert to fraction form
    32,550.79/48,813.80 = 11,486.91/x
  3. Step 3: Cross multiply
    32,550.79x = 48,813.80 × 11,486.91
  4. Step 4: Simplify right side
    32,550.79x = 560,719,473.42
  5. Step 5: Solve for x
    x = 560,719,473.42/32,550.79
  6. Step 6: Final answer
    x = 17,225.99

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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.