Home / 35,947.75-53,930.40-11,323.75

Finding the Fourth Proportional to 35,947.75, 53,930.40 and 11,323.75

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Solution

The fourth proportional to 35,947.75, 53,930.40 and 11,323.75 is: 16,988.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,947.75 : 53,930.40 = 11,323.75 : x
  2. Step 2: Convert to fraction form
    35,947.75/53,930.40 = 11,323.75/x
  3. Step 3: Cross multiply
    35,947.75x = 53,930.40 × 11,323.75
  4. Step 4: Simplify right side
    35,947.75x = 610,694,367
  5. Step 5: Solve for x
    x = 610,694,367/35,947.75
  6. Step 6: Final answer
    x = 16,988.39

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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.