Home / 32,840.43-45,311.43-20,088.96

Finding the Fourth Proportional to 32,840.43, 45,311.43 and 20,088.96

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Solution

The fourth proportional to 32,840.43, 45,311.43 and 20,088.96 is: 27,717.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,840.43 : 45,311.43 = 20,088.96 : x
  2. Step 2: Convert to fraction form
    32,840.43/45,311.43 = 20,088.96/x
  3. Step 3: Cross multiply
    32,840.43x = 45,311.43 × 20,088.96
  4. Step 4: Simplify right side
    32,840.43x = 910,259,504.81
  5. Step 5: Solve for x
    x = 910,259,504.81/32,840.43
  6. Step 6: Final answer
    x = 27,717.65

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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.