Home / 20,041.48-30,033.44-11,257.92

Finding the Fourth Proportional to 20,041.48, 30,033.44 and 11,257.92

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Solution

The fourth proportional to 20,041.48, 30,033.44 and 11,257.92 is: 16,870.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,041.48 : 30,033.44 = 11,257.92 : x
  2. Step 2: Convert to fraction form
    20,041.48/30,033.44 = 11,257.92/x
  3. Step 3: Cross multiply
    20,041.48x = 30,033.44 × 11,257.92
  4. Step 4: Simplify right side
    20,041.48x = 338,114,064.84
  5. Step 5: Solve for x
    x = 338,114,064.84/20,041.48
  6. Step 6: Final answer
    x = 16,870.71

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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.