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Finding the Fourth Proportional to 32,513.96, 48,724.12 and 19,155.44

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Solution

The fourth proportional to 32,513.96, 48,724.12 and 19,155.44 is: 28,705.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,513.96 : 48,724.12 = 19,155.44 : x
  2. Step 2: Convert to fraction form
    32,513.96/48,724.12 = 19,155.44/x
  3. Step 3: Cross multiply
    32,513.96x = 48,724.12 × 19,155.44
  4. Step 4: Simplify right side
    32,513.96x = 933,331,957.21
  5. Step 5: Solve for x
    x = 933,331,957.21/32,513.96
  6. Step 6: Final answer
    x = 28,705.58

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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.