Home / 39,576.18-59,373.99-18,218.91

Finding the Fourth Proportional to 39,576.18, 59,373.99 and 18,218.91

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Solution

The fourth proportional to 39,576.18, 59,373.99 and 18,218.91 is: 27,332.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,576.18 : 59,373.99 = 18,218.91 : x
  2. Step 2: Convert to fraction form
    39,576.18/59,373.99 = 18,218.91/x
  3. Step 3: Cross multiply
    39,576.18x = 59,373.99 × 18,218.91
  4. Step 4: Simplify right side
    39,576.18x = 1,081,729,380.15
  5. Step 5: Solve for x
    x = 1,081,729,380.15/39,576.18
  6. Step 6: Final answer
    x = 27,332.84

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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.