Home / 40,286.48-55,595.28-22,383.12

Finding the Fourth Proportional to 40,286.48, 55,595.28 and 22,383.12

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Solution

The fourth proportional to 40,286.48, 55,595.28 and 22,383.12 is: 30,888.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,286.48 : 55,595.28 = 22,383.12 : x
  2. Step 2: Convert to fraction form
    40,286.48/55,595.28 = 22,383.12/x
  3. Step 3: Cross multiply
    40,286.48x = 55,595.28 × 22,383.12
  4. Step 4: Simplify right side
    40,286.48x = 1,244,395,823.67
  5. Step 5: Solve for x
    x = 1,244,395,823.67/40,286.48
  6. Step 6: Final answer
    x = 30,888.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.