Home / 39,961.50-59,954.00-11,881.77

Finding the Fourth Proportional to 39,961.50, 59,954.00 and 11,881.77

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Solution

The fourth proportional to 39,961.50, 59,954.00 and 11,881.77 is: 17,826.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,961.50 : 59,954.00 = 11,881.77 : x
  2. Step 2: Convert to fraction form
    39,961.50/59,954.00 = 11,881.77/x
  3. Step 3: Cross multiply
    39,961.50x = 59,954.00 × 11,881.77
  4. Step 4: Simplify right side
    39,961.50x = 712,359,579.17
  5. Step 5: Solve for x
    x = 712,359,579.17/39,961.50
  6. Step 6: Final answer
    x = 17,826.15

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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.