Home / 43,592.36-65,333.87-18,603.15

Finding the Fourth Proportional to 43,592.36, 65,333.87 and 18,603.15

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Solution

The fourth proportional to 43,592.36, 65,333.87 and 18,603.15 is: 27,881.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,592.36 : 65,333.87 = 18,603.15 : x
  2. Step 2: Convert to fraction form
    43,592.36/65,333.87 = 18,603.15/x
  3. Step 3: Cross multiply
    43,592.36x = 65,333.87 × 18,603.15
  4. Step 4: Simplify right side
    43,592.36x = 1,215,415,690.67
  5. Step 5: Solve for x
    x = 1,215,415,690.67/43,592.36
  6. Step 6: Final answer
    x = 27,881.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.