Home / 40,240.80-55,532.91-22,336.95

Finding the Fourth Proportional to 40,240.80, 55,532.91 and 22,336.95

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Solution

The fourth proportional to 40,240.80, 55,532.91 and 22,336.95 is: 30,825.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,240.80 : 55,532.91 = 22,336.95 : x
  2. Step 2: Convert to fraction form
    40,240.80/55,532.91 = 22,336.95/x
  3. Step 3: Cross multiply
    40,240.80x = 55,532.91 × 22,336.95
  4. Step 4: Simplify right side
    40,240.80x = 1,240,435,834.02
  5. Step 5: Solve for x
    x = 1,240,435,834.02/40,240.80
  6. Step 6: Final answer
    x = 30,825.33

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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.