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Finding the Fourth Proportional to 32,464.40, 48,672.60 and 16,893.20

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Solution

The fourth proportional to 32,464.40, 48,672.60 and 16,893.20 is: 25,327.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,464.40 : 48,672.60 = 16,893.20 : x
  2. Step 2: Convert to fraction form
    32,464.40/48,672.60 = 16,893.20/x
  3. Step 3: Cross multiply
    32,464.40x = 48,672.60 × 16,893.20
  4. Step 4: Simplify right side
    32,464.40x = 822,235,966.32
  5. Step 5: Solve for x
    x = 822,235,966.32/32,464.40
  6. Step 6: Final answer
    x = 25,327.31

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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.