Home / 39,835.88-59,753.82-13,174.71

Finding the Fourth Proportional to 39,835.88, 59,753.82 and 13,174.71

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Solution

The fourth proportional to 39,835.88, 59,753.82 and 13,174.71 is: 19,762.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,835.88 : 59,753.82 = 13,174.71 : x
  2. Step 2: Convert to fraction form
    39,835.88/59,753.82 = 13,174.71/x
  3. Step 3: Cross multiply
    39,835.88x = 59,753.82 × 13,174.71
  4. Step 4: Simplify right side
    39,835.88x = 787,239,411.34
  5. Step 5: Solve for x
    x = 787,239,411.34/39,835.88
  6. Step 6: Final answer
    x = 19,762.07

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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.