Home / 32,991.13-45,529.38-18,087.13

Finding the Fourth Proportional to 32,991.13, 45,529.38 and 18,087.13

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Solution

The fourth proportional to 32,991.13, 45,529.38 and 18,087.13 is: 24,961.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,991.13 : 45,529.38 = 18,087.13 : x
  2. Step 2: Convert to fraction form
    32,991.13/45,529.38 = 18,087.13/x
  3. Step 3: Cross multiply
    32,991.13x = 45,529.38 × 18,087.13
  4. Step 4: Simplify right side
    32,991.13x = 823,495,814.88
  5. Step 5: Solve for x
    x = 823,495,814.88/32,991.13
  6. Step 6: Final answer
    x = 24,961.13

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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.