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Finding the Fourth Proportional to 32,616.84, 48,909.42 and 15,957.36

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Solution

The fourth proportional to 32,616.84, 48,909.42 and 15,957.36 is: 23,928.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,616.84 : 48,909.42 = 15,957.36 : x
  2. Step 2: Convert to fraction form
    32,616.84/48,909.42 = 15,957.36/x
  3. Step 3: Cross multiply
    32,616.84x = 48,909.42 × 15,957.36
  4. Step 4: Simplify right side
    32,616.84x = 780,465,222.33
  5. Step 5: Solve for x
    x = 780,465,222.33/32,616.84
  6. Step 6: Final answer
    x = 23,928.29

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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.