Home / 32,982.14-45,518.63-18,837.11

Finding the Fourth Proportional to 32,982.14, 45,518.63 and 18,837.11

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Solution

The fourth proportional to 32,982.14, 45,518.63 and 18,837.11 is: 25,997.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,982.14 : 45,518.63 = 18,837.11 : x
  2. Step 2: Convert to fraction form
    32,982.14/45,518.63 = 18,837.11/x
  3. Step 3: Cross multiply
    32,982.14x = 45,518.63 × 18,837.11
  4. Step 4: Simplify right side
    32,982.14x = 857,439,118.58
  5. Step 5: Solve for x
    x = 857,439,118.58/32,982.14
  6. Step 6: Final answer
    x = 25,997.08

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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.