Home / 32,974.54-45,513.10-18,835.58

Finding the Fourth Proportional to 32,974.54, 45,513.10 and 18,835.58

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Solution

The fourth proportional to 32,974.54, 45,513.10 and 18,835.58 is: 25,997.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,974.54 : 45,513.10 = 18,835.58 : x
  2. Step 2: Convert to fraction form
    32,974.54/45,513.10 = 18,835.58/x
  3. Step 3: Cross multiply
    32,974.54x = 45,513.10 × 18,835.58
  4. Step 4: Simplify right side
    32,974.54x = 857,265,636.10
  5. Step 5: Solve for x
    x = 857,265,636.10/32,974.54
  6. Step 6: Final answer
    x = 25,997.80

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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.