Home / 39,755.20-59,632.80-33,611.20

Finding the Fourth Proportional to 39,755.20, 59,632.80 and 33,611.20

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Solution

The fourth proportional to 39,755.20, 59,632.80 and 33,611.20 is: 50,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,755.20 : 59,632.80 = 33,611.20 : x
  2. Step 2: Convert to fraction form
    39,755.20/59,632.80 = 33,611.20/x
  3. Step 3: Cross multiply
    39,755.20x = 59,632.80 × 33,611.20
  4. Step 4: Simplify right side
    39,755.20x = 2,004,329,967.36
  5. Step 5: Solve for x
    x = 2,004,329,967.36/39,755.20
  6. Step 6: Final answer
    x = 50,416.80

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1.5x scale

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.