Home / 25,790.50-35,598.49-16,839.39

Finding the Fourth Proportional to 25,790.50, 35,598.49 and 16,839.39

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Solution

The fourth proportional to 25,790.50, 35,598.49 and 16,839.39 is: 23,243.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,790.50 : 35,598.49 = 16,839.39 : x
  2. Step 2: Convert to fraction form
    25,790.50/35,598.49 = 16,839.39/x
  3. Step 3: Cross multiply
    25,790.50x = 35,598.49 × 16,839.39
  4. Step 4: Simplify right side
    25,790.50x = 599,456,947.92
  5. Step 5: Solve for x
    x = 599,456,947.92/25,790.50
  6. Step 6: Final answer
    x = 23,243.32

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1.5x scale

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.