Home / 32,292.80-48,439.20-21,233.60

Finding the Fourth Proportional to 32,292.80, 48,439.20 and 21,233.60

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Solution

The fourth proportional to 32,292.80, 48,439.20 and 21,233.60 is: 31,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,292.80 : 48,439.20 = 21,233.60 : x
  2. Step 2: Convert to fraction form
    32,292.80/48,439.20 = 21,233.60/x
  3. Step 3: Cross multiply
    32,292.80x = 48,439.20 × 21,233.60
  4. Step 4: Simplify right side
    32,292.80x = 1,028,538,597.12
  5. Step 5: Solve for x
    x = 1,028,538,597.12/32,292.80
  6. Step 6: Final answer
    x = 31,850.40

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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.