Home / 57,660.98-79,570.34-33,803.54

Finding the Fourth Proportional to 57,660.98, 79,570.34 and 33,803.54

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Solution

The fourth proportional to 57,660.98, 79,570.34 and 33,803.54 is: 46,647.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,660.98 : 79,570.34 = 33,803.54 : x
  2. Step 2: Convert to fraction form
    57,660.98/79,570.34 = 33,803.54/x
  3. Step 3: Cross multiply
    57,660.98x = 79,570.34 × 33,803.54
  4. Step 4: Simplify right side
    57,660.98x = 2,689,759,171.00
  5. Step 5: Solve for x
    x = 2,689,759,171.00/57,660.98
  6. Step 6: Final answer
    x = 46,647.82

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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.