Home / 39,974.85-59,952.02-11,887.62

Finding the Fourth Proportional to 39,974.85, 59,952.02 and 11,887.62

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Solution

The fourth proportional to 39,974.85, 59,952.02 and 11,887.62 is: 17,828.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,974.85 : 59,952.02 = 11,887.62 : x
  2. Step 2: Convert to fraction form
    39,974.85/59,952.02 = 11,887.62/x
  3. Step 3: Cross multiply
    39,974.85x = 59,952.02 × 11,887.62
  4. Step 4: Simplify right side
    39,974.85x = 712,686,772.55
  5. Step 5: Solve for x
    x = 712,686,772.55/39,974.85
  6. Step 6: Final answer
    x = 17,828.38

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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.