Home / 19,945.50-27,528.48-11,562

Finding the Fourth Proportional to 19,945.50, 27,528.48 and 11,562

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Solution

The fourth proportional to 19,945.50, 27,528.48 and 11,562 is: 15,957.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,945.50 : 27,528.48 = 11,562 : x
  2. Step 2: Convert to fraction form
    19,945.50/27,528.48 = 11,562/x
  3. Step 3: Cross multiply
    19,945.50x = 27,528.48 × 11,562
  4. Step 4: Simplify right side
    19,945.50x = 318,284,285.76
  5. Step 5: Solve for x
    x = 318,284,285.76/19,945.50
  6. Step 6: Final answer
    x = 15,957.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.