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Finding the Fourth Proportional to 32,495.60, 48,705.60 and 14,967.20

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Solution

The fourth proportional to 32,495.60, 48,705.60 and 14,967.20 is: 22,433.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,495.60 : 48,705.60 = 14,967.20 : x
  2. Step 2: Convert to fraction form
    32,495.60/48,705.60 = 14,967.20/x
  3. Step 3: Cross multiply
    32,495.60x = 48,705.60 × 14,967.20
  4. Step 4: Simplify right side
    32,495.60x = 728,986,456.32
  5. Step 5: Solve for x
    x = 728,986,456.32/32,495.60
  6. Step 6: Final answer
    x = 22,433.39

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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.