Home / 39,433.78-59,101.44-19,717.98

Finding the Fourth Proportional to 39,433.78, 59,101.44 and 19,717.98

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Solution

The fourth proportional to 39,433.78, 59,101.44 and 19,717.98 is: 29,552.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,433.78 : 59,101.44 = 19,717.98 : x
  2. Step 2: Convert to fraction form
    39,433.78/59,101.44 = 19,717.98/x
  3. Step 3: Cross multiply
    39,433.78x = 59,101.44 × 19,717.98
  4. Step 4: Simplify right side
    39,433.78x = 1,165,361,011.89
  5. Step 5: Solve for x
    x = 1,165,361,011.89/39,433.78
  6. Step 6: Final answer
    x = 29,552.35

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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.