Home / 32,616.91-45,010.08-18,469.79

Finding the Fourth Proportional to 32,616.91, 45,010.08 and 18,469.79

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Solution

The fourth proportional to 32,616.91, 45,010.08 and 18,469.79 is: 25,487.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,616.91 : 45,010.08 = 18,469.79 : x
  2. Step 2: Convert to fraction form
    32,616.91/45,010.08 = 18,469.79/x
  3. Step 3: Cross multiply
    32,616.91x = 45,010.08 × 18,469.79
  4. Step 4: Simplify right side
    32,616.91x = 831,326,725.48
  5. Step 5: Solve for x
    x = 831,326,725.48/32,616.91
  6. Step 6: Final answer
    x = 25,487.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.