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Finding the Fourth Proportional to 32,592.80, 48,867.60 and 11,813.60

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Solution

The fourth proportional to 32,592.80, 48,867.60 and 11,813.60 is: 17,712.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,592.80 : 48,867.60 = 11,813.60 : x
  2. Step 2: Convert to fraction form
    32,592.80/48,867.60 = 11,813.60/x
  3. Step 3: Cross multiply
    32,592.80x = 48,867.60 × 11,813.60
  4. Step 4: Simplify right side
    32,592.80x = 577,302,279.36
  5. Step 5: Solve for x
    x = 577,302,279.36/32,592.80
  6. Step 6: Final answer
    x = 17,712.57

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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.