Home / 32,871.25-45,362.33-18,732.30

Finding the Fourth Proportional to 32,871.25, 45,362.33 and 18,732.30

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Solution

The fourth proportional to 32,871.25, 45,362.33 and 18,732.30 is: 25,850.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,871.25 : 45,362.33 = 18,732.30 : x
  2. Step 2: Convert to fraction form
    32,871.25/45,362.33 = 18,732.30/x
  3. Step 3: Cross multiply
    32,871.25x = 45,362.33 × 18,732.30
  4. Step 4: Simplify right side
    32,871.25x = 849,740,774.26
  5. Step 5: Solve for x
    x = 849,740,774.26/32,871.25
  6. Step 6: Final answer
    x = 25,850.58

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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.