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Finding the Fourth Proportional to 32,465.60, 48,698.40 and 27,216.80

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Solution

The fourth proportional to 32,465.60, 48,698.40 and 27,216.80 is: 40,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,465.60 : 48,698.40 = 27,216.80 : x
  2. Step 2: Convert to fraction form
    32,465.60/48,698.40 = 27,216.80/x
  3. Step 3: Cross multiply
    32,465.60x = 48,698.40 × 27,216.80
  4. Step 4: Simplify right side
    32,465.60x = 1,325,414,613.12
  5. Step 5: Solve for x
    x = 1,325,414,613.12/32,465.60
  6. Step 6: Final answer
    x = 40,825.20

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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.