Home / 35,910.54-49,557.42-20,803.23

Finding the Fourth Proportional to 35,910.54, 49,557.42 and 20,803.23

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Solution

The fourth proportional to 35,910.54, 49,557.42 and 20,803.23 is: 28,708.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,910.54 : 49,557.42 = 20,803.23 : x
  2. Step 2: Convert to fraction form
    35,910.54/49,557.42 = 20,803.23/x
  3. Step 3: Cross multiply
    35,910.54x = 49,557.42 × 20,803.23
  4. Step 4: Simplify right side
    35,910.54x = 1,030,954,406.47
  5. Step 5: Solve for x
    x = 1,030,954,406.47/35,910.54
  6. Step 6: Final answer
    x = 28,708.96

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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.