Home / 39,717.36-59,576.01-10,135.20

Finding the Fourth Proportional to 39,717.36, 59,576.01 and 10,135.20

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Solution

The fourth proportional to 39,717.36, 59,576.01 and 10,135.20 is: 15,202.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,717.36 : 59,576.01 = 10,135.20 : x
  2. Step 2: Convert to fraction form
    39,717.36/59,576.01 = 10,135.20/x
  3. Step 3: Cross multiply
    39,717.36x = 59,576.01 × 10,135.20
  4. Step 4: Simplify right side
    39,717.36x = 603,814,605.90
  5. Step 5: Solve for x
    x = 603,814,605.90/39,717.36
  6. Step 6: Final answer
    x = 15,202.79

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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.